Drilldown: Patents

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Patents > Applicant firm: None & Application number : 35315D or None & National tech categories : AT 77d or USPC 244/153R or None

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Inventor country:
None (2137) · US (416) · FR (387) · GB (305) · DE (246) · AT (59) · HU (37) · RU (31) · IT (30) · ES (25) · BE (24) · NZ (20) · CH (20) · AH (17) · AU (15) · CA (11) · NL (10) · Prussia (10) · Poland (8) · NO (7)
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None (3748)
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IPCs:
None (3503) · IPC B64C31/06 (24) · IPC B64C31/00 (22) · IPC B64D27/00 (10) · IPC B64D17/00 (8) · IPC B64C39/00 (8) · IPC B64C1/00 (7) · IPC B63H1/12 (6) · IPC B64C17/00 (6) · IPC B64B (6) · IPC B64D35/06 (5) · IPC B64C3/38 (5) · IPC B64B1/00 (4) · IPC B64C11/00 (4) · IPC B64D27/04 (4) · IPC B64C11/36 (4) · IPC B64C13/00 (4) · IPC B64C33/02 (4) · IPC B64D35/04 (4)
First filing:
Cites these patents:
None (3765) · Patent GB-1914-23502 (2) · Patent GB-1901-346 (2) · Patent FR-1909-411204 (2) · 0 (2)
Citations from after 1930:
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