Drilldown: Techtypes
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- Airplane (18)
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- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17647)
- Person (2202)
- Publications (24577)
- Techtypes (2415)
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Enclosing categories:
None (409) ·
USPC (160) ·
simple tech terms (115) ·
USPC 244 (67) ·
CPC Y10S (44) ·
USPC 102 (33) ·
French patent classifications (16) ·
Patent classification systems (13) ·
CPC B64C39/00 (13) ·
German patent classifications (12) ·
Patent category systems (11) ·
DE 77h (10) ·
CPC B64B1/00 (10) ·
propulsion (10) ·
Austrian patent classifications (9) ·
USPC 416 (9) ·
CA 244/24 (8) ·
CPC B64C (8) ·
CPC B64D/62 (8) ·
CPC (8)
Subcategories:
Showing below up to 250 results in range #1 to #250.