Drilldown: Patents

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Patents > Patent agent : Herbert Haddan & Co. or Wheatley & Mackenzie

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Office:
Inventors:
Émile Letord (8) · Harold Edward Sherwin Holt (6) · Gustav Mees (5) · None (3) · James Means (3) · Nazaire Lacrotte (3) · Carl Alfred Johansson (2) · August Riedinger (2) · Simon Brubaker Minnich (2) · Philipp Doerhoefer (2) · Archibald Montgomery Low (2)
Inventor country:
Applicant person:
None (9) · Émile Letord (8) · Harold Edward Sherwin Holt (6) · Gustav Mees (5) · Simon Brubaker Minnich (2) · Philipp Doerhoefer (2) · Carl Alfred Johansson (2) · Nazaire Lacrotte (2) · James Means (2) · Archibald Montgomery Low (2)
Applicant is inventor:
Tech fields:
Full specification filed date:
Application number:
None (35) · 1732817 (3)
Granted:
Publication date:
Supplementary to patent:
None (41) · Patent FR-1917-494365 (2) · Patent GB-1912-18166 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
Assigned to:
National tech categories:
IPCs:
None (24) · IPC B64C1/00 (10) · IPC B64C17/00 (10) · IPC B64C39/00 (5) · IPC B64B1/00 (4) · IPC B64C17/06 (4) · IPC B64B1/58 (3) · IPC B64D33/10 (3) · IPC B64C33/00 (2) · IPC B64D1/02 (2) · IPC B64D10/00 (2) · IPC B64C3/42 (2) · IPC B64D17/80 (2) · IPC B64C25/00 (2) · IPC B64C23/00 (2) · IPC B64C35/00 (2) · IPC A41D31/00 (2) · IPC B64D47/04 (2)
CPCs:
None (17) · CPC B64C17/00 (11) · CPC B64B1/00 (5) · CPC B64C2700/6218 (4) · CPC B64C2700/6216 (4) · CPC B64C2700/6212 (4) · CPC B64C17/06 (4) · CPC B64D33/10 (3) · CPC B64C39/00 (3) · CPC B64B1/58 (3) · CPC B64C2700/6295 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 100 results in range #1 to #100.

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