Drilldown: Patents

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Patents > Office: US & National tech categories : FR 6.3 or USPC 244/22

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Office: (Click arrow to add another value)
Inventors:
Charles I. Matson (2) · Julius Uherkovich de Uherkocz (2) · Bartholomew Connolly (2) · Ruter William Springer (2) · Frederick William Brearey (2)
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Applicant person:
None (3) · Charles I. Matson (2) · Bartholomew Connolly (2) · Ruter William Springer (2) · Julius Uherkovich de Uherkócz (2)
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None (8)
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Showing below up to 74 results in range #1 to #74.

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