Map and blueprint holder
United States Patent 2720718
US Patent References:
/0917940.html
- - 0917940
/1194610.html
- - 1194610
Display stand
- - 1408079
Display device
- - 2072754
Adjustable film hanger
- - 2524216
/0917940.html
- - 0917940
/1194610.html
- - 1194610
Display stand
- - 1408079
Display device
- - 2072754
Adjustable film hanger
- - 2524216
Inventors:
Vaniman, Dan L.
Publication Date:
10/18/1955
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Assignee:
Vaniman, Dan L.
Primary Class:
International Classes:
G09B29/00