Drilldown: Patents

Jump to navigation Jump to search
Patents > National tech categories: DE 77 & Number of text pages: 1-2

Use the filters below to narrow your results.

Office:
Inventors:
Carl Alfred Johansson (3) · Ernst Georg August Baumgarten (3) · Henry Boinet (2) · Frederick William Brearey (2) · Carl Georg Rodeck (2) · F. Gaebert (2) · Raphael Ernst May (2) · Rudolf Chillingworth (2) · Richard Czygan (2)
Inventor country:
Applicant person:
None (41) · Carl Alfred Johansson (3) · Ernst Georg August Baumgarten (3) · Raphael Ernst May (2) · Richard Czygan (2) · Carl Georg Rodeck (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (57) · propulsion (28) · balloon (22) · propeller (16) · navigation (16) · frame (15) · car (13) · airship (8) · control (8) · ornithopter (7) · marine (7) · electricity (6) · captive (6) · kite (6) · dirigible (6) · stability (6) · gas (5) · piloting (5)
Full specification filed date:
Application number:
Granted:
Related to aircraft:
Patent agent:
Assigned to:
National tech categories: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

Showing below up to 107 results in range #1 to #107.

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


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