The Canadian Patent Office Record and Register of Copyrights ...

The Canadian Patent Office Record and Register of Copyrights ...
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Texaco Development Corporation, Wilmington, Delaware, U.S.A., assignee of Arthur Raymond Goldsby, Ernest Frank Pevere and George Bates Hatch, Beacon , and Louis Alfred Clarke, Fishkill, co-inventors, both in New York, U.S.A., 1st ...

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