Drilldown: Patents

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Patents > Applicant is inventor: Yes & National tech categories: DE 77 & First filing : No or None

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Office:
Inventors:
Carl Alfred Johansson (3) · None (2) · Georg Fischer (2) · F. Gaebert (2) · Rudolf Chillingworth (2) · Hermann Ganswindt (2) · Hermann Israel (2)
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Tech fields:
LTA (50) · balloon (23) · propulsion (21) · navigation (20) · car (17) · frame (14) · propeller (12) · stability (9) · None (8) · dirigible (6) · captive (6) · gas (5) · electricity (5) · piloting (4) · hydrogen (4) · rudder (4) · sail (4) · kite (4)
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Showing below up to 84 results in range #1 to #84.

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