Locks – Portable – Padlocks
Patent
1979-09-14
1981-10-27
Wolfe, Robert L.
Locks
Portable
Padlocks
70395, E05B 6736
Patent
active
042966167
ABSTRACT:
An adaptor for attachment to a plunger lock unlocking tool of a type which grasps the external surface of the unlocking pin of a plunger-type lock and pulls the pin to the unlocking position, said adaptor enabling the tool to be used to unlock a plunger lock of the type in which the unlocking member is a hollow pin which is grasped internally for pulling to the unlocking position.
REFERENCES:
patent: 4040279 (1977-08-01), Signorelli
patent: 4058992 (1977-11-01), Nielsen
patent: 4155232 (1979-05-01), Haus
E. J. Brooks Company
Ross Robert E.
Wolfe Robert L.
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