US PATENT SUBCLASS 116 / 302
.~.~ Including mask means

Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

200  DF  INDICATORS {32}
284  DF  .~ Rotary indicator with actuating means {17}
302.~.~ Including mask means

DEFINITION

Classification: 116/302

Including mask means:

(under subclass 284) Devices having means to cover a portion of a scale.

(1) Note. The mask can act as an index, e.g., pointer, if as it moves over a scale the leading edge is used to indicate information.