US PATENT SUBCLASS 70 / 31
.~.~ Key-controlled

Current as of: June, 1999
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70 /   HD   LOCKS

14  DF  PORTABLE {3}
20  DF  .~ Padlocks {5}
31.~.~ Key-controlled {3}
32  DF  .~.~.~> Non-shackle type {2}
35  DF  .~.~.~> Rigid shackle {3}
49  DF  .~.~.~> Flexible shackle

DEFINITION

Classification: 70/31

(under subclass 20) Padlocks embodying key controlled mechanism as the securing medium.