Drilldown: Patents

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Patents > National tech categories: USPC 244/80 & IPCs: None

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Office:
Inventors:
James Means (2) · John P. Tarbox (2)
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Applicant person:
None (4) · Augustus F. W. Macmanus (2) · James Means (2)
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None (9)
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Citations from after 1930:

Showing below up to 67 results in range #1 to #67.

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