Shoe mat
United States Patent 3078490
US Patent References:
/0034001.html
- - 0034001

/0729923.html
- - 0729923


Inventors:
Etcher, Kenneth E.
Publication Date:
02/26/1963
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Assignee:
Etcher, Kenneth E.
Primary Class:
15/216
Other Classes:
318/608
International Classes:
A47L23/24; A47L23/00
Foreign References:
CA518359A
GB733443A
DE942712C
FR1211755A