Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields: flapping & Number of text pages: 3-4 & Number of figures: 3-20

Use the filters below to narrow your results.

Office:
Inventors:
Hermann Hassenbach (4) · Franz Xaver Wels (3) · None (3) · Ludwig Sommer (2) · William Francis Dugins (2) · Ferdinand Lanz (2) · Firmin Bousson (2) · Henry Shepley Booth (2) · Fritz Alexander Jone (2) · Costantino Costantini (2) · Konstantin Danilewsky (2) · Boo Henning Wallin (2) · Burr Frank Barnes (2) · Félix Michau (2) · Julius Uherkovich de Uherkócz (2)
Inventor country:
Inventor location:
None (88) · Seine-et-Oise (3) · Minneapolis, Minnesota (2) · Pittsburgh (2) · Minnesota (2) · Hérault (2) · PA (2) · Allegheny county, Pennsylvania (2) · Montpellier (2)
Applicant person:
None (12) · Hermann Hassenbach (4) · Franz Xaver Wels (3) · Boo Henning Wallin (2) · Felix Michau (2) · Ferdinand Lanz (2) · Firmin Bousson (2) · William Francis Dugins (2) · Costantino Costantini (2) · Henry Shepley Booth (2) · Fritz Alexander Jone (2) · Ludwig Sommer (2) · Julius Uherkovich de Uherkócz (2)
Applicant type:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (33)
Granted:
Related to aircraft:
Patent agent:
None (26) · None (7) · Munn & Co. (5) · C. A. Snow & Co. (3) · Armengaud jeune (3) · H. C. Evert & Co. (2) · Franklin H. Hough (2) · C. Blétry (2) · Foster, Freeman, Watson & Coit (2) · F. N. Gillent (2) · Boult, Wade & Tennant (2) · E. Blum & Co. (2)
National tech categories:
FR 6.4 (23) · None (20) · USPC 244/22 (16) · HU V/h (8) · USPC 244/28 (6) · USPC 244/64 (4) · USPC 244/11 (4) · USPC 244/72 (3) · DE 77h.10 (2) · CH 115 (2) · DK 77 (2) · RU Group V (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 111 results in range #1 to #111.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

P


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)