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Month in the Patent Office

Month in the Patent Office GROUP XXVII 595,152. Regulating. Dowty Equipment Ltd., and Carey, F. H. February 24, 1945. Nos. 4,666 and 4,667. (Class 7 (vi.)) (Also in Groups XXVI and XXIX.) For drawing see previous column. With this issue we revive a feature which appeared regularly up to June, 1940, when it was perforce discontinued. The details are taken, by permission, from the officially prepared abridgments classified in GROUP XXXIII Groups. Sets of Group abridgments can be obtained from the Patent Office, 25 Southampton Buildings, 598,698. Propelling Aircraft. Bristol Aeroplane Co. W.C.2 , sheet by sheet as issued, at a subscription of 10s. per Group. Copies of the full specification are Ltd., Owner, F. M., Mansel), S. W., and Marchant, obtainable at the same address, price 1s. each. As the sheets arc published at irregular intervals the F. C. I. March 12, 1946. No. 7,689. (Class 4.) (Also in appearance of this feature each month cannot be guaranteed. Group XXVI.) GROUP XXXIII British 591,737. Jet Propulsion Apparatus. De Havilland Aircraft Co. Ltd., Halford F. B., and Moult, E. S. 590,985. Retractable Undercarriages for Aircraft. May 11, 1945, No. 11,943. (Class 4.) (Also in Group Colombes-Goodrich Pneumatique et Caoutchouc XXVI.) For drawing see first column. Manufacture Soc. Anon. May 1, 1945, No. 10,974. Convention date, December 4, 1942. (Class 4.) . 591,878. Propeller Blades. De Havilland Aircraft Co. Ltd., and Nixon, H. J. April 3, 1945, No. 8,225. (Class 114.) 591,048. Aircraft; Jet Propulsion. Fairey Aviation Co. Ltd., and Forsyth, A. G. May 1, 1945, No. 10,983. Convention date, July 13, 1944. (Class 4.) (Also in Groups XXVI and XXVII.) 593,612. Fuselages; Skids. Boulton Paul Aircraft Ltd., North, J. D., and Clark B. F. June 9, 1945, No. 14,652. (Class 4.). 598,699. Propelling Aircraft and Ships. Bristol Aeroplane Co. Ltd., and Marchant, F. C. I. March 19, 1946, No. 8,560. (Classes 4 and 114.) (Also in Groups XXIV, XXVI and XXV11.) 594,801. Controlling Aircraft. Short Bros. (Roches­ ter & Bedford) Ltd., and Parker, J. L. May 4, 1945. No. 11,417. (Class 4.) 591,189. Aircraft; Jet Propulsion. Fairey Aviation Co. Ltd., and Forsyth, A. G. May 1, 1945, No. 10,984. Convention date, July 13, 1944. (Class 4.) (Also in Groups XXVI and XXVII.) For drawing see foot of column. 599,656. Controlling Aircraft. Curtiss-Wright Cor­ poration. October 10, 1945. No. 26,421. Convention date, December 6, 1944. (Class 4.) June 1950 183 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

Month in the Patent Office

Aircraft Engineering and Aerospace Technology , Volume 22 (6): 1 – Jun 1, 1950

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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0002-2667
DOI
10.1108/eb031915
Publisher site
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Abstract

GROUP XXVII 595,152. Regulating. Dowty Equipment Ltd., and Carey, F. H. February 24, 1945. Nos. 4,666 and 4,667. (Class 7 (vi.)) (Also in Groups XXVI and XXIX.) For drawing see previous column. With this issue we revive a feature which appeared regularly up to June, 1940, when it was perforce discontinued. The details are taken, by permission, from the officially prepared abridgments classified in GROUP XXXIII Groups. Sets of Group abridgments can be obtained from the Patent Office, 25 Southampton Buildings, 598,698. Propelling Aircraft. Bristol Aeroplane Co. W.C.2 , sheet by sheet as issued, at a subscription of 10s. per Group. Copies of the full specification are Ltd., Owner, F. M., Mansel), S. W., and Marchant, obtainable at the same address, price 1s. each. As the sheets arc published at irregular intervals the F. C. I. March 12, 1946. No. 7,689. (Class 4.) (Also in appearance of this feature each month cannot be guaranteed. Group XXVI.) GROUP XXXIII British 591,737. Jet Propulsion Apparatus. De Havilland Aircraft Co. Ltd., Halford F. B., and Moult, E. S. 590,985. Retractable Undercarriages for Aircraft. May 11, 1945, No. 11,943. (Class 4.) (Also in Group Colombes-Goodrich Pneumatique et Caoutchouc XXVI.) For drawing see first column. Manufacture Soc. Anon. May 1, 1945, No. 10,974. Convention date, December 4, 1942. (Class 4.) . 591,878. Propeller Blades. De Havilland Aircraft Co. Ltd., and Nixon, H. J. April 3, 1945, No. 8,225. (Class 114.) 591,048. Aircraft; Jet Propulsion. Fairey Aviation Co. Ltd., and Forsyth, A. G. May 1, 1945, No. 10,983. Convention date, July 13, 1944. (Class 4.) (Also in Groups XXVI and XXVII.) 593,612. Fuselages; Skids. Boulton Paul Aircraft Ltd., North, J. D., and Clark B. F. June 9, 1945, No. 14,652. (Class 4.). 598,699. Propelling Aircraft and Ships. Bristol Aeroplane Co. Ltd., and Marchant, F. C. I. March 19, 1946, No. 8,560. (Classes 4 and 114.) (Also in Groups XXIV, XXVI and XXV11.) 594,801. Controlling Aircraft. Short Bros. (Roches­ ter & Bedford) Ltd., and Parker, J. L. May 4, 1945. No. 11,417. (Class 4.) 591,189. Aircraft; Jet Propulsion. Fairey Aviation Co. Ltd., and Forsyth, A. G. May 1, 1945, No. 10,984. Convention date, July 13, 1944. (Class 4.) (Also in Groups XXVI and XXVII.) For drawing see foot of column. 599,656. Controlling Aircraft. Curtiss-Wright Cor­ poration. October 10, 1945. No. 26,421. Convention date, December 6, 1944. (Class 4.) June 1950 183

Journal

Aircraft Engineering and Aerospace TechnologyEmerald Publishing

Published: Jun 1, 1950

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