Drilldown: Patents

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Patents > National tech categories: FR 6.2 & First filing: No

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CPC B64C11/16 (7) · CPC B63H1/26 (7) · None (6) · CPC B64C11/006 (5) · CPC B63H2001/122 (3) · CPC B63H1/36 (2) · CPC B64C33/02 (2) · CPC B64C11/04 (2) · CPC B64B1/00 (2) · CPC B63H1/16 (2) · CPC B63H1/20 (2) · CPC B63H1/12 (2)
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Showing below up to 51 results in range #1 to #51.

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