US PATENT SUBCLASS 116 / 337
.~.~ Drum type

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

200  DF  INDICATORS {32}
334  DF  .~ Scale structure {3}
337.~.~ Drum type

DEFINITION

Classification: 116/337

Drum type:

(under subclass 334) Devices wherein the scale support is a cylindrical-shaped element.