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Patents > Applicant firm : Luftschiffantrieb-Gesellschaft m. b. H. or None & Tech fields : Airship or safety

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Supplementary to patent:
None (502) · Patent US-1910-1011683 (6) · Patent DE-1913-301564 (6) · Patent FR-1912-449070 (5) · Patent US-1913-1087946 (5) · Patent FR-1912-450892 (5) · Patent GB-1902-24336 (4) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent DE-1909-Wilcke-Graff (4) · Patent DE-1912-279343 (4) · Patent FR-1913-472867 (4)
Related to aircraft:
Patent agent:
None (358) · Armengaud jeune (16) · Marks & Clerk (12) · Victor J. Evans (10) · H. Bœttcher fils (10) · G. de Mestral et F. Harlé (9) · None (8) · Wheatley & Mackenzie (8) · Haseltine, Lake & Co. (8) · Lavoix et Mosès‎ (8) · H. C. Everett Co. (7) · Munn & Co. (7) · L. Chassevent (6) · Boult, Wade & Tennant (5) · V. Matray (5) · Herbert Haddan & Co. (5) · Hippolyte Josse (4) · Schwab (4) · Brandon frères (4) · J. Germain (4)
National tech categories:
None (177) · FR 6.4 (144) · HU V/h (60) · FR 6.3 (53) · AT 77d (20) · DE 77 (17) · BE K (13) · USPC 244/139 (10) · USPC 244/30 (9) · DE 77h (8) · USPC 244/99 (6) · FR 5 (6) · AU 90.3 (6) · USPC 244/125 (5) · DE 77h.4 (5) · USPC 244/52 (5) · USPC 244/96 (5) · DE 77h.15 (5)
IPCs:
None (407) · IPC B64B1/00 (77) · IPC B64C39/00 (25) · IPC B64B1/58 (21) · IPC B64D17/00 (16) · IPC B64C11/00 (12) · IPC B64C17/00 (11) · IPC B64B1/40 (10) · IPC B64C1/00 (10) · IPC B64B1/62 (10) · IPC B64C23/00 (7) · IPC B64C13/00 (6) · IPC B64C33/02 (5) · IPC A41D31/00 (5) · IPC B64D17/54 (5) · IPC B64B1/60 (5)
CPCs:
None (298) · CPC B64B1/00 (92) · CPC B64B1/58 (26) · CPC B64B1/40 (21) · CPC B64C17/00 (18) · CPC B64B1/62 (16) · CPC B64D17/00 (16) · CPC B64C23/005 (14) · CPC B64C39/00 (14) · CPC B64C2700/6295 (11) · CPC B64C13/00 (11) · CPC B64C33/02 (9) · CPC B64C11/001 (7) · CPC B64C39/08 (6) · CPC B64C39/005 (6) · CPC B64C35/00 (6) · CPC B64C11/006 (6) · CPC B64C27/006 (6)
First filing:
Citations from after 1930:
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