Key

Details Key Key

1982-07-27

1984-09-25

Wolfe, Robert L.

Locks

Operating mechanism

Key

E05B 1904

Patent

active

044729545

ABSTRACT:
This invention relates to a key capable of being distinguished easily from any one of a plurality of keys for different uses carried therewith; held between the fingers conveniently during locking and unlocking operations; and determined easily in advance as to the direction, in which the key is to be inserted into a key hole.

REFERENCES:
patent: 2672747 (1954-03-01), Craig
patent: 3541818 (1970-11-01), Dana
patent: 4188741 (1980-02-01), Levy

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