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Patents > Inventor country : NL or US & Application number: None & Assigned to: None & Number of text pages: 1-2

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Office:
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Applicant is inventor:
Tech fields:
LTA (74) · military (53) · propulsion (51) · projectile (45) · propeller (45) · frame (44) · airplane (39) · navigation (31) · marine (31) · kite (25) · None (23) · parachute (23) · stability (21) · balloon (20) · car (18) · safety (18) · flapping (14) · rudder (14) · airfoil (13) · fun (12)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (357) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent DE-1904-173378 (2) · Patent FR-1906-363017 (2) · Patent US-1910-1041876 (2)
Related to aircraft:
Patent agent:
None (185) · Munn & Co. (50) · None (13) · Victor J. Evans (3) · E. W. Anderson (3) · A. M. & William Clark (2) · John Wedderburn (2) · Henry Howson (2) · Louis Bagger & Co. (2) · Bathul & Bathul? (2)
Assigned to: (Click arrow to add another value)
IPCs:
None (262) · IPC B64B1/00 (23) · IPC B64C31/06 (17) · IPC B64C31/00 (16) · IPC F42B10/00 (13) · IPC A01H5/02 (5) · IPC B64D17/00 (4) · IPC B64C11/00 (3) · IPC B64B1/40 (3) · IPC F42B10/34 (3) · IPC B64C9/00 (3) · IPC B64C39/00 (3) · IPC B64B1/62 (3)
First filing:
Citations from after 1930:
Number of text pages:
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