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Patents > Office : CA or CH or DK & Applicant firm: None

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Office: (Click arrow to add another value)
Applicant person:
None (89) · Alfred John Macy (9) · Joseph Wetterwald (5) · Carl Wilhelm Paul (4) · Carl Franz Hubert Hertel (4) · Carl Alfred Johansson (4) · August Riedinger (4) · Dane Hurlburt (4)
Applicant firm: (Click arrow to add another value)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (97) · frame (70) · LTA (70) · propulsion (58) · design (51) · stability (49) · navigation (41) · propeller (37) · propellers (36) · balloon (32) · subsystem (27) · Wings (26) · whole (24) · Rudder (24) · Control (21) · car (20) · marine (20) · aerodynamics (19) · None (19) · construction (18)
Full specification filed date:
Application number:
None (292) · 25941D (5)
Granted:
Supplementary to patent:
None (163) · Patent GB-1908-4519 (3) · Patent DE-1895-98580 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent FR-1911-430455 (3) · Patent GB-1913-16499 (3) · Patent US-1909-970771 (3) · Patent GB-1911-12232 (3) · Patent HU-1901-24148 (3)
Related to aircraft:
Patent agent:
None (178) · E. Blum & Co. (21) · E. Imer-Schneider (15) · A. Ritter (12) · H. Kirchhofer (9) · Wilhelm Reinhard (8) · Munn & Co. (6) · Fritz Isler (5) · C. Hanslin & Cie. (4) · Ferdinand Klostermann (4) · E. Blum & Cie. (3) · Hans Stickelberger (3) · Carl Müller (3) · Ebinger & Isler (3) · Dr. Forrer & Hug (3) · A. Mathey-Doret (3) · Bourry-Séquin (3) · Naegeli & Co. (3)
National tech categories:
CH 129b (59) · DK 77 (41) · None (36) · CH 115 (23) · CH 129a (13) · CH 129c (9) · CA 244/24 (8) · DK 65 (6) · CA 244/12 (5) · CA 244/31 (4) · CA 244/35 (4) · CA 244/10 (4) · CA 244/4 (3) · DE 77 (3) · CH 128c (3) · CA 244/11 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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