In U.S. Court of Customs and Patent Appeals, patent appeal No. 2532, in re Earl Ackenbach, method of producing advertising literature and the like; brief for Commissioner of Patents.

Bibliographic Details
Corporate Author: United States. Patent Office
Other Authors: Ackenbach, Earl
Format: Government Document eBook
Language:English
Published: [Washington?] : U.S. Government Printing Office, 1929.
Subjects:
Online Access:Connect to the full text of this electronic document

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