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Title:
Permutation lock
United States Patent 3115765
Inventors:
Ferdinand, Fengler
Application Number:
US7891560A
Publication Date:
12/31/1963
Filing Date:
12/28/1960
Assignee:
SIMPLEX LOCK CORP
Primary Class:
Other Classes:
70/288
International Classes:
E05B37/00
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US Patent References:
3040556Permutation lock1962-06-26
2529119Combination lock1950-11-07
2165674Keyless locking mechanism1939-07-11
1707523Keyless lock1929-04-02
1452503Lock1923-04-24