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Patents > National tech categories : USPC 244/3.23 or USPC 244/45R & Number of claims: 1-3

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Frank M. Ashley (2) · Andrew Gaul, Jr. (2) · Benjamin Talbot Babbitt Hyde (2) · Ralph P. Fox (2)
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None (2) · Ralph P. Fox (2) · Frank M. Ashley (2) · Andrew Gaul, Jr. (2) · Benjamin Talbot Babbitt Hyde (2)
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Showing below up to 46 results in range #1 to #46.

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