US PATENT SUBCLASS 174 / 204
.~.~.~.~ Sheet material thread

Current as of: June, 1999
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174 /   HD   ELECTRICITY: CONDUCTORS AND INSULATORS

137 R  DF  INSULATORS {17}
176  DF  .~ With terminal elements {5}
194  DF  .~.~ Pin type {8}
202  DF  .~.~.~ Screw or bayonet type {4}
204.~.~.~.~ Sheet material thread

DEFINITION

Classification: 174/204

(under subclass 202) Insulators in which the pin thread is formed in sheet material.