Theft-proof sign

Details Theft-proof sign Theft-proof sign

1977-08-05

1978-12-26

Mancene, Louis G.

Card, picture, or sign exhibiting

Signs

Sign support

G09F 1500

Patent

active

041309570

ABSTRACT:
This invention relates to a theft-proof sign of the type which is stuck into the ground and in which one post is formed to provide a corkscrew that is screwed into the ground while the other is eliminated altogether and replaced by a corkscrew stake chain locked or otherwise detachably fastened thereto.

REFERENCES:
patent: 808764 (1906-01-01), Larsh
patent: 832565 (1906-10-01), Wilson
patent: 2584713 (1952-02-01), Kanaval
patent: 2872750 (1959-02-01), Holcomb

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