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Patents > IPCs : IPC F16F9/40 or None & CPCs: CPC B64C23/005 & Number of claims: None

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None (4) · Nelson Leslie Hyatt (3) · Walter Fisher LUFF (3) · Reuben B. Swank (2) · Alwin HITZEROTH (2) · Douglas DOBBINS (2) · Ernest William WELSH (2) · Otto SACK (2) · John William OMAN (2) · Bruno VON BUELTZINGSLOEWEN (2) · Franklin William Lake (2) · Lazare Victor Joseph DUVERNE (2) · George Mitchell (2) · Gustav Mees (2)
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None (7) · Walter Fisher Luff (3) · Nelson Leslie Hyatt (3) · Franklin William Lake (2) · Reuben B Swank (2) · SACK Otto (2) · Gustav Mees (2) · Mitchell GEORGE (2) · HITZEROTH ALWIN (2) · BUELTZINGSLOEWEN BRUNO VON (2) · Vincent Joseph Conces (2) · Carl Emil Ritter (2) · John DAY PREZ (2) · WELSH ERNEST WILLIAM (2) · LAZARE VICTOR JOSEPH DUVERNE (2)
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None (5)
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