Drilldown: Techtypes
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- Airplane (18)
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- Companies (474)
- Event (141)
- Letters (683)
- Organizations (964)
- Patents (17448)
- Person (2040)
- Publications (24414)
- Techtypes (2337)
Use the filters below to narrow your results.
None (2) ·
aircraft (1) ·
balloon (1) ·
CH 129 (1) ·
CPC B64B1/00 (1) ·
CPC B64C3/00 (1) ·
CPC B64C3/18 (2) ·
CPC B64D (1) ·
dirigible (3) ·
GB 4 (1) ·
kite (1) ·
LTA (4) ·
materials (1) ·
rigid (1) ·
simple tech terms (9) ·
Swiss patent classifications, 1908-1920 (1) ·
USPC 244 (1) ·
USPC 244/117 (2) ·
USPC 244/125 (1) ·
USPC 244/142 (1)
None (22) ·
Aluminum (1) ·
bronze (1) ·
Chinese kite (1) ·
copper (1) ·
CPC B64C3/187 (1) ·
CPC B64D25/02 (1) ·
CPC B64D25/08 (1) ·
metallurgy (1) ·
palladium (1) ·
sciences (1) ·
steel (1) ·
USPC 244/118.1 (1) ·
USPC 244/118.5 (1) ·
USPC 244/119 (1) ·
USPC 244/123.1 (1) ·
USPC 244/125 (1) ·
USPC 244/126 (1) ·
USPC 244/127 (1) ·
USPC 244/128 (1) ·
USPC 244/129.1 (1) ·
USPC 244/134 (1) ·
USPC 244/135 (1) ·
USPC 244/136 (1) ·
USPC 244/137.1 (1)
Showing below up to 28 results in range #1 to #28.
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