Drilldown: Patents

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Patents > Tech fields : safety or steam & Related to aircraft: 1

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Office:
Inventors:
None (9) · Nazaire Lacrotte (6) · Caspar Braun (6) · Hans Knudsen (5) · Jean Francis Webb (5) · Howard de Walden (5) · Walter Hermann von Mach (5) · George Raymond Lawrence (5) · Richard Wilcke (4) · Albert Graff (4) · Friedrich von Ehrenberg (4) · Bert Hinkler (4) · William Henry Fauber (4) · John J. Rectenwald (4) · James Means (3) · Dane Hurlburt (3) · Joel Trout Rice (3) · Joseph Wetterwald (3) · Louis Capazza (3) · Absalom Calhoun Ulmer (3)
Inventor location:
None (236) · New York City (2) · New York county (2) · Nord (2) · Hennepin county (2) · Indiana (2) · Minnesota (2) · Pennsylvania (2) · Minneapolis, Minnesota (2) · Seine (2) · Berlin (2) · St. Louis (2) · New York (2)
Applicant person:
None (65) · Nazaire Lacrotte (5) · George Raymond Lawrence (4) · Friedrich von Ehrenberg (4) · Bert Hinkler (4) · John J. Rectenwald (4) · Joseph Wetterwald (3) · Dane Hurlburt (3) · Absalom Calhoun Ulmer (3) · Jean Francis Webb, Sr. (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (160)
Granted:
Supplementary to patent:
None (192) · Patent US-1910-1011683 (5) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent GB-1902-24336 (4) · Patent DE-1909-Wilcke-Graff (3) · Patent FR-1906-363017 (3) · Patent CH-1909-48028 (3) · Gebrauchsmuster DE-1908-359885 (2) · Patent US-1908-935766 (2) · Patent GB-1916-103918 (2) · Patent FR-1912-449070 (2) · Patent US-1909-1010443 (2) · Gebrauchsmuster DE-1908-359886 (2) · Patent FR-1891-215265 (2) · Patent US-1910-982907 (2) · Gebrauchsmuster DE-1908-359884 (2)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (103) · Victor J. Evans (7) · Armengaud jeune (5) · H. C. Evert & Co. (5) · Munn & Co. (5) · Raclot (3) · J. Germain (3) · Carl Tewes (3) · C. Baumann (3) · H. B. Willson & Co. (3) · Brandon frères (3) · None (3) · Herbert Haddan & Co. (3) · Marks & Clerk (3) · Wheatley & Mackenzie (3)
National tech categories:
None (55) · FR 6.4 (45) · BE K (9) · USPC 244/139 (7) · DE 77h.15 (6) · AT 77d (6) · USPC 244/30 (6) · GB 4 propel & steer (6) · FR 6.3 (6) · USPC 244/144 (6) · IT 8 (5) · AU 90.3 (5) · DE 77h (4) · GB 4 without buoyant (4) · USPC 244/45R (4) · USPC 244/65 (4)
IPCs:
None (161) · IPC B64B1/00 (11) · IPC B64C39/00 (9) · IPC B64C17/00 (9) · IPC B64D17/00 (8) · IPC B64B1/58 (4) · IPC B64C1/00 (4) · IPC B64B1/62 (3) · IPC B64B1/60 (3)
CPCs:
None (97) · CPC B64B1/00 (17) · CPC B64C17/00 (14) · CPC B64D17/00 (10) · CPC B64C2700/6295 (7) · CPC B64B1/40 (7) · CPC B64C39/08 (7) · CPC B64B1/58 (6) · CPC B64C39/00 (6) · CPC B64B1/62 (5) · CPC B64C33/02 (5) · CPC B64C35/00 (4) · CPC B64C2700/6212 (4) · CPC B64C23/005 (4) · CPC B64C27/006 (4) · CPC B64D17/80 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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