Keyless padlock

Details Keyless padlock Keyless padlock

1973-06-04

1976-06-29

Moore, Richard E.

Closure fasteners

Seals

Rigid shackle ends

E05c 1918

Patent

active

039662470

ABSTRACT:
A keyless padlock seal for shipping containers, highway trailers, railroad box cars and the like, comprising a lock body and a hasp which is spring-locked to said lock body. The hasp cannot be removed from the body without destruction of either the hasp or the body. A code-marked seal may be provided on the lock body and secured thereto in such manner that it cannot be removed or replaced without at least partial destruction of the padlock and evidence of tampering.

REFERENCES:
patent: 622599 (1899-04-01), Brooks
patent: 737039 (1903-08-01), Stone
patent: 997234 (1911-07-01), Brooks
patent: 1553188 (1925-09-01), Sauton
patent: 1930560 (1933-10-01), Keidell
patent: 1964013 (1934-06-01), Wenk

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