Drilldown: Patents
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Use the filters below to narrow your results.
Year filed:
Year granted:
Office:
Inventors:
None (10) ·
C. Bütow (1) ·
Christian Lorenzen (1) ·
Conrad Steiner (1) ·
Emil Berghaus (1) ·
Erwin Wesnigk (1) ·
Eugen Ludwig Müller (1) ·
François Jahan (1) ·
Franz Bernards (1) ·
Gaston Rose (1) ·
Hans Reissner (1) ·
Hellmuth Hirth (1) ·
Hermann Ruthenberg (1) ·
Hugo Drotschman (1) ·
Jakob Haw (2) ·
Jean Goebel (1) ·
Jules Cornu (1) ·
Louis Gathmann (1) ·
Paul Cornu (1) ·
Pierre Jacomy (1)
Inventor location:
Applicant person:
None (12) ·
C. Bütow (1) ·
Christian Lorenzen (1) ·
Conrad Steiner (1) ·
Emil Berghaus (1) ·
Erwin Wesnigk (1) ·
Franz Bernards (1) ·
Gaston Rose (1) ·
Hans Reissner (2) ·
Hermann Ruthenberg (1) ·
Hugo Drotschman (1) ·
Jakob Haw (2) ·
Jean Goebel (1) ·
Jules Cornu (1) ·
Louis Gathmann (1) ·
Paul Cornu (1)
Applicant firm:
None (19) ·
Allgemeine Elektricitäts-Gesellschaft (1) ·
Borrmann and Kaerting (1) ·
Helix Propeller G.m.b.H. (3) ·
K. Mohns & E. Sohn, Luftschraubenfabrik (1) ·
Mercur Flugzeugbau (1) ·
Rheinisch Westfaelische Sprengstoff A.-G. (1) ·
Rheinisch Westfaelische Sprengstoff Aktien-Gesellschaft (1) ·
Rheinisch-Westfälische Sprengstoff-Aktien-Gesellschaft (1)
Applicant type:
Tech fields:
Filing date:
Full specification filed date:
Application number:
None (16) ·
188564D (1) ·
304238D (1) ·
320732D (1) ·
324635D (1) ·
326211D (1) ·
328800D (1) ·
328801D (1) ·
332540D (1) ·
352425D (1) ·
B0084572 (1) ·
H0070077 (1) ·
H0080257 (1)
Grant date:
Granted:
Supplementary to patent:
Patent agent:
Assigned to:
National tech categories: (Click arrow to add another value)
IPCs:
None (6) ·
IPC B21D53/78 (1) ·
IPC B27D1/04 (1) ·
IPC B27M3/10 (1) ·
IPC B64C 11/16 (1) ·
IPC B64C11/00 (3) ·
IPC B64C11/04 (4) ·
IPC B64C11/06 (2) ·
IPC B64C11/16 (3) ·
IPC B64C11/20 (3) ·
IPC B64C11/24 (1) ·
IPC B64C11/34 (2) ·
IPC B64C11/36 (1) ·
IPC B64C27/04 (2) ·
IPC B64C39/00 (1) ·
IPC B64D35/06 (1) ·
IPC B64D35/08 (1)
CPCs:
None (4) ·
CPC B21D53/78 (2) ·
CPC B27D1/04 (1) ·
CPC B27M3/10 (1) ·
CPC B64C11/00 (3) ·
CPC B64C11/006 (1) ·
CPC B64C11/04 (5) ·
CPC B64C11/065 (1) ·
CPC B64C11/20 (3) ·
CPC B64C11/205 (2) ·
CPC B64C11/22 (1) ·
CPC B64C11/24 (1) ·
CPC B64C11/343 (1) ·
CPC B64C11/346 (1) ·
CPC B64C11/36 (1) ·
CPC B64C27/20 (2) ·
CPC B64C2700/6281 (2) ·
CPC B64C39/003 (1) ·
CPC B64D2700/62701 (1) ·
CPC B64D35/06 (1) ·
CPC B64D35/08 (1)
Family year:
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Showing below up to 28 results in range #1 to #28.
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