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Patents > Office: DE & Inventor country: DE & Tech fields: Propulsion

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Office: (Click arrow to add another value)
Inventors:
None (10) · Richard Czygan (3) · Ernst Georg August Baumgarten (2) · Paul Nipkow (2) · Otto Wittkowski (2) · Otto Koch (2) · Joseph Hofmann (2) · Hellmuth Hirth (2)
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CPCs:
None (24) · CPC B64C33/02 (5) · CPC B64C11/006 (4) · CPC B64B1/00 (4) · CPC B64C11/00 (2) · CPC B64C2700/6281 (2) · CPC B64C3/42 (2) · CPC B64C33/00 (2)
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Citations from after 1930:
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Showing below up to 65 results in range #1 to #65.

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