Drilldown: Patents
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Albert Livingstone Blackman (1) ·
George Halliday (1) ·
George Lehberger (1) ·
George Otto Kunicke (1) ·
Grace L. Levins (1) ·
Ira Allen (1) ·
Ira Emmett McCabe (1) ·
James Cowan Hulbert (1) ·
John C. Schleicher (1) ·
John P. Tarbox (1) ·
Julius Christian Christiansen (1) ·
Lawrence Burst Sperry (1) ·
Maurice Ackerman (1) ·
Peter Levins (1) ·
Robert Ross Zell (1)
None (2) ·
Albert Livingstone Blackman (1) ·
George Halliday (1) ·
George Lehberger (1) ·
George Otto Kunicke (1) ·
Grace L. Levins (1) ·
Ira Allen (1) ·
Ira Emmett McCabe (1) ·
James Cowan Hulbert (1) ·
John C. Schleicher (1) ·
Julius Christian Christiansen (1) ·
Lawrence Burst Sperry (1) ·
Maurice Ackerman (1) ·
Peter Levins (1)
Showing below up to 14 results in range #1 to #14.
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- Main
- Timeline: Year filed
- Timeline: Year granted
- Timeline: Filing date
- Timeline: Full specification filed date
- Timeline: Grant date
- Timeline: Publication date
- Timeline: Family year
- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date