Official Gazette of the United States Patent Office from Washington, District of Columbia on February 5, 1924 · Page 259
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February 5, 1924

Official Gazette of the United States Patent Office from Washington, District of Columbia · Page 259

Publication:
Location:
Washington, District of Columbia
Issue Date:
Tuesday, February 5, 1924
Page:
Page 259
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Page 259 article text (OCR)

CLASSIFICATION OF PATENTS rw r. i t i i n ri;i via .. i: i

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