Drilldown: Techtypes
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- Airplane (18)
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- Letters (683)
- Organizations (964)
- Patents (17405)
- Person (2017)
- Publications (24413)
- Techtypes (2333)
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AU 90 (1) ·
CA 244/3 (6) ·
CA 244/5 (1) ·
CA 272/12 (1) ·
CA 272/24 (1) ·
Classifications of French patents, 1904-1958 (1) ·
CPC (1) ·
CPC B64 (1) ·
CPC B64C23/00 (1) ·
CPC B64C27/20 (1) ·
CPC B64C27/22 (1) ·
CPC B64D27/02 (1) ·
engine (1) ·
FR 6 (1) ·
French patent classifications (1) ·
GB 4 (1) ·
German tech terms (1) ·
HU V (1) ·
IPC B64 (1) ·
New Zealand patent classifications (1) ·
NZ 90 (1) ·
Patent category systems (1) ·
RU 62 (1) ·
Russian patent classifications (1) ·
simple tech terms (3) ·
Soviet patent classifications (1) ·
USPC (1) ·
USPC 244 (1) ·
USPC 244/153 (1) ·
USPC 244/4 (4) ·
USPC 244/6 (1)
Subcategories:
Showing below up to 33 results in range #1 to #33.
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