Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields: gas & Patent agent: None & Citations from after 1930: None

Use the filters below to narrow your results.

Office:
Inventors:
None (15) · Johannes Schilling (7) · Henry Boinet (7) · Walter Hermann von Mach (6) · Ralph Hazlett Upson (4) · Reinhold Richter (4) · de Préneuf (3) · Oskar Nauss (3) · Louis-Étienne Roze (2) · George Sutherland Dodman (2) · Albert Jouveneau (2) · Georges Juchmès (2) · Ernő Noll (2) · Alfred Chiodera (2)
Inventor country:
Applicant person:
None (70) · Johannes Schilling (6) · Reinhold Richter (3) · de Préneuf (3) · Oskar Nauss (3) · George Sutherland Dodman (2) · Ernő Noll (2) · Michael Henry (2) · Walter Herrmann von Mach (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (26) · AT 77d (11) · DE 77h.3 (10) · HU V/h (9) · DE 77h.4 (8) · DE 77 (7) · FR 6.3 (7) · USPC 244/97 (4) · RU Group V (4) · DE 77h (4) · DK 77 (3) · IT 8 (3) · GB 4 aërostats (3) · GB 4 with buoyant (2) · GB 4 (2) · DE 77h.2 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 123 results in range #1 to #123.

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

G

P


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