Drilldown: Techtypes
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Enclosing categories:
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- Airplane (18)
- Airship (15)
- Companies (475)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17500)
- Person (2096)
- Publications (24552)
- Techtypes (2366)
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Enclosing categories:
airplane (1) ·
CA 244 (1) ·
Canadian patent classifications (1) ·
Classifications of French patents, 1904-1958 (2) ·
CPC B63 (1) ·
CPC B63H (1) ·
CPC B63H5/00 (1) ·
CPC B64C (1) ·
CPC B64C23/00 (1) ·
CPC F42B (2) ·
CPC F42B15/00 (1) ·
Danish patent classifications (1) ·
FR 6 (1) ·
French patent classifications (2) ·
GB 4 (1) ·
heavier-than-air (1) ·
hybrid (1) ·
hydroaeroplane (1) ·
Mexican patent classifications (2) ·
MX F (1) ·
propulsion (1) ·
simple tech terms (10) ·
Swiss patent classifications, 1908-1920 (1) ·
USPC (2) ·
USPC 114 (3) ·
USPC 114/271 (1) ·
USPC 2/69 (1) ·
USPC 244 (1) ·
USPC 244/12.1 (3) ·
USPC 244/198 (1) ·
USPC 244/201 (1) ·
USPC 244/34 (1) ·
USPC 244/35 (1) ·
USPC 244/4 (1) ·
USPC 244/62 (1) ·
USPC 440 (4) ·
USPC 440/21 (2) ·
USPC 440/29 (1)
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Showing below up to 52 results in range #1 to #52.
