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Title1922 Patent, front page.
Image Number44366
CreatorUnited States Patent Office
Date of Creation1922
Original MaterialPaper
Dimensions20.59 x 30.65 cm
Copyright HolderCopyright public domain
Manuscript Group NameThomas Wilfred papers, 1914-1993 (inclusive), 1914-1968 (bulk).
Manuscript Group NumberMS 1375
Box Number9
Folder Number141
Folder NameClavilux - Patents U.S. 1922-34
Credit LineThomas Wilfred papers, 1914-1993 (inclusive), 1914-1968 (bulk). Manuscripts & Archives, Yale University


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