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Patents > Year filed: 1909 & Office : AT or BE or CA or NO or US & Inventor country: US & Tech fields : frame or hybrid & Family year: 1900 - 1909

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Inventors:
Albert Hugo Friedel (2) · Frederick Brackett (2) · John Washington Wilson (2) · John Washington Wadsworth (2)
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Applicant person:
None (5) · Frederick Brackett (2) · John Washington Wadsworth (2) · John Washington Wilson (2) · Albert Hugo Friedel (2)
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None (8)
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Patent agent:
None (22) · Munn & Co. (5) · Watson E. Coleman (2) · R. S. & A. B. Lacey (2) · Michael J. Stark & Sons (2)
National tech categories:
USPC 244/20 (4) · USPC 244/6 (4) · USPC 244/100R (4) · USPC 244/13 (3) · USPC 244/139 (3) · None (2) · USPC 244/45R (2) · USPC 244/64 (2) · USPC 244/65 (2) · USPC 244/66 (2) · USPC 244/233 (2) · USPC 244/7R (2) · USPC 244/87 (2) · USPC 244/89 (2) · USPC 244/93 (2) · USPC 244/99.11 (2) · USPC 416/123 (2) · USPC 244/25 (2) · USPC 244/48 (2) · USPC 244/11 (2)
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