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Patents > Filing date: August 1910 & First filing: Yes & Number of text pages: 2-3

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Inventors:
Joseph Wetterwald (2) · Harry B. Chalmers (2)
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Applicant person:
Harry B. Chalmers (2) · Joseph Wetterwald (2)
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Tech fields:
airplane (13) · None (11) · Frame (7) · Stability (6) · propulsion (5) · construction (4) · control (3) · automatic stability (3) · marine (3) · propeller (3)
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CPCs:
CPC B64C17/00 (8) · None (4) · CPC B64C3/385 (4) · CPC B64C23/005 (3) · CPC B64F2700/6226 (2) · CPC B64C2700/6212 (2) · CPC B64C25/50 (2) · CPC B64C3/14 (2) · CPC B64C13/00 (2)
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