US PATENT SUBCLASS 219 / 239
.~.~.~.~.~.~ Threaded

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


219 /   HD   ELECTRIC HEATING

200  DF  HEATING DEVICES {14}
221  DF  .~ Tool or instrument {2}
227  DF  .~.~ Hand-manipulative {4}
229  DF  .~.~.~ With heated tip or other heat concentration means (i.e., heat applied to localized area) {5}
236  DF  .~.~.~.~ Coil or loop-type heating element {2}
238  DF  .~.~.~.~.~ Detachable tip {1}
239.~.~.~.~.~.~ Threaded

DEFINITION

Classification: 219/239

(under subclass 238) Subject matter wherein the means for effecting the separation or attachment of the tip and heater unit comprises a threaded connection.