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Patents > Tech fields: LTA & Filing date: 1800 - 1899 & Grant date: 1880 - 1889

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Inventors:
Comte Antoine Apraxine (7) · Eugene F. Falconnet (7) · Albert Livingstone Blackman (6) · Ernst Georg August Baumgarten (4) · William Beeson (3) · Charles P. Fest (3) · Otto Hartung (2) · Gustav Koch (2) · William Nelson Hutchinson (2) · Auguste Debayeux (2) · Wald Gustafson (2)
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Applicant person:
None (24) · Comte Antoine Apraxine (7) · Eugene F. Falconnet (6) · Albert Livingstone Blackman (6) · Charles P. Fest (3) · Ernst Georg August Baumgarten (3) · Auguste Debayeux (2) · Wald Gustafson (2)
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National tech categories:
DE 77 (20) · None (12) · USPC 244/30 (12) · FR 6.3 (5) · USPC 244/28 (5) · CA 244/24 (4) · USPC 244/96 (4) · USPC 244/26 (3) · USPC 244/64 (3) · USPC 244/52 (3) · USPC 244/51 (3) · USPC 244/70 (2) · USPC 244/27 (2) · USPC 244/127 (2) · USPC 244/62 (2) · USPC 244/97 (2) · USPC 244/73R (2)
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Showing below up to 91 results in range #1 to #91.

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