US PATENT SUBCLASS 362 / 165
.~.~.~ With lock

Current as of: June, 1999
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362 /   HD   ILLUMINATION

157  DF  SELF POWERED LAMP {16}
159  DF  .~ Nonelectric {9}
164  DF  .~.~ Miner's safety type {1}
165.~.~.~ With lock

DEFINITION

Classification: 362/165

(under subclass 164) Subject matter having means to prevent unauthorized access to the light source.