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Patents > Tech fields : fan or safety & IPCs: None

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Office:
Inventors:
None (14) · Nazaire Lacrotte (9) · Jean Francis Webb (7) · Caspar Braun (5) · John J. Rectenwald (5) · George Raymond Lawrence (5) · Louis Capazza (4) · William Henry Fauber (3) · Howard de Walden (3) · de Préneuf (3) · Hans Knudsen (3)
Inventor country:
Applicant person:
None (88) · Nazaire Lacrotte (7) · John J. Rectenwald (5) · George Raymond Lawrence (4) · Jean Francis Webb, Sr. (3) · de Préneuf (3) · Bert Hinkler (2) · Louis de Cherrier (2) · N. Rousselle (2) · Frédéric-Marie Piret (2) · Oliver K. Chance (2) · Eugene F. Falconnet (2) · Reinhold Richter (2) · Corneille-Gustave-Ernest Trumelet-Faber (2) · Reinhold Schmiechen (2) · Carl Armbruster (2) · J. Buegman (2) · William Phillips Thompson (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (159)
Granted:
Supplementary to patent:
None (157) · Patent US-1910-1011683 (6) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent FR-1912-450892 (3) · Patent FR-1913-450892.17436 (3) · Patent FR-1906-363017 (3) · Patent DE-1909-Wilcke-Graff (2) · Patent FR-1909-411176 (2) · Patent GB-1902-24336 (2) · Patent FR-1902-328044 (2) · Patent FR-1893-233439 (2) · Patent FR-1891-215265 (2) · Patent DE-1907-194165 (2) · Patent FR-1912-449070 (2)
Related to aircraft:
Patent agent:
None (121) · H. C. Everett Co. (6) · Victor J. Evans (6) · Munn & Co. (4) · Marks & Clerk (3) · Raclot (3) · Watson E. Coleman (3) · Fayollet (2) · Société Assi et Genès (2) · D. W. Glassie (2) · Charles Humbert (2) · Michael J. Stark & Sons (2) · G. H. Strong (2) · Biebuyck (2) · Haseltine, Lake & Co. (2) · Anthony J. Callinan (2) · Edward Evans & Co. (2)
National tech categories:
None (56) · FR 6.3 (15) · HU V/h (14) · BE K (10) · USPC 244/139 (8) · AT 77d (7) · DE 77h (5) · AU 90.3 (5) · FR 6.4 (5) · IT 8 (4)
IPCs: (Click arrow to add another value)
CPCs:
None (151) · CPC B64B1/00 (8) · CPC B64B1/40 (6) · CPC B64C17/00 (4) · CPC B64C27/006 (4) · CPC B64D17/00 (3) · CPC B64C39/08 (3) · CPC B64C23/005 (3) · CPC B64C2201/00 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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