US PATENT SUBCLASS 433 / 147
.~.~.~ Removable tool element

Current as of: June, 1999
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433 /   HD   DENTISTRY

25  DF  APPARATUS {20}
141  DF  .~ Hand manipulatable implement {10}
146  DF  .~.~ Having means facilitating assembly or disassembly {1}
147.~.~.~ Removable tool element

DEFINITION

Classification: 433/147

Removable tool element:

(under subclass 146) Apparatus including a distinct work contacting and modifying portion and means to facilitate the assembly and disassembly of said portion and the remainder of

the implement.