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Patents > National tech categories : DK 77 or IT 8 or USPC 244/22

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Office:
Applicant person:
None (115) · Alfred John Macy (4)
Applicant type:
Applicant is inventor:
Tech fields:
Airplane (87) · propulsion (55) · Frame (50) · navigation (48) · LTA (44) · Flapping (37) · stability (34) · None (33) · propeller (33) · Wings (29) · Design (28) · marine (24) · ornithopter (24) · balloon (18) · Rudder (16) · airfoil (14) · Whole (13) · parachute (11)
Full specification filed date:
Application number:
None (205) · 25941D (5)
Granted:
Publication date:
Supplementary to patent:
None (181) · Patent SE-1906-23283 (3) · Patent FR-1902-326727 (3) · Patent AT-1907-36106 (2) · Patent GB-1913-16499 (2) · Patent IT-1902-65889 (2) · Patent HU-1901-24148 (2) · Patent IT-1907-87304 (2)
Related to aircraft:
Patent agent:
None (225) · Munn & Co. (6) · C. A. Snow & Co. (4) · None (3) · Frederick Benjamin (2) · Foster, Freeman, Watson & Coit (2) · F. N. Gillent (2)
National tech categories: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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