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Patents > Inventor country: US & CPCs : CPC B64C11/006 or CPC B64C17/00

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None (291) · New York (4) · Ohio (3) · TX (3) · Bexar county (3) · Michigan (3) · California (3) · New York City (3) · San Antonio (3) · Pennsylvania (2) · New York state (2) · New Jersey (2) · Illinois (2) · New York county (2) · Baltimore (2)
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None (132) · Victor J. Evans (18) · Munn & Co. (17) · Marks & Clerk (5) · Herbert Haddan & Co. (4) · Charles W. Hills (4) · Lewis William Goold (3) · Brandon frères (3) · C. A. Snow & Co. (3) · Schwab (3) · Watson E. Coleman (3) · J. S. Withers & Spooner (3)
National tech categories:
None (169) · USPC 244/80 (51) · FR 6.4 (29) · USPC 244/93 (14) · USPC 244/177 (12) · USPC 416/113 (9) · USPC 416/108 (6) · USPC 244/90R (6) · USPC 244/92 (6) · USPC 416/116 (5) · DE 77h.5 (3) · USPC 244/233 (2) · USPC 244/89 (2) · USPC 244/113 (2) · USPC 244/71 (2) · USPC 244/139 (2) · USPC 244/91 (2) · USPC 244/87 (2)
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