Title:
Multipurpose bookrack
United States Patent 2620929
US Patent References:
/0518573.html
- - 0518573

/0849298.html
- - 0849298

/0986069.html
- - 0986069

/1049726.html
- - 1049726

Portable book-holder
- - 1379766


Inventors:
Sportsman, Robert J.
Publication Date:
12/09/1952
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Assignee:
Sportsman, Robert J.
Primary Class:
108/28
Other Classes:
211/43, 211/69.500, 108/61
International Classes:
A47B65/00
US Patent References:
1472820Display device
2134606Book rack
2510077Portable self-locking clamp