Sudoc Stem: C 21.2 - Blacklight Search Results

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111. Patents. General information concerning patents; by Karl Fenning [and] Wm. I. Wyman.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1925.]
SuDoc number:: C 21.2:P 27

112. Trade-marks. General information about protection of trade marks, prints, and labels; by Karl Fenning and Thomas L. Mead, jr.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1925.]
SuDoc number:: C 21.2:T 67

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