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Knock-down play pen
United States Patent 2837752
US Patent References:
/1133648.html
- - 1133648
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- - 1413068
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- - 1658387
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- - 1855307
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Inventors:
Wilkerson, Esther M.
Publication Date:
06/10/1958
View Patent Images:
Download PDF 2837752
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Assignee:
Wilkerson, Esther M.
Primary Class:
5/99.100
Other Classes:
5/98.100, 220/9.200
International Classes:
A47D13/06
;
A47D13/00
US Patent References:
2361743
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