US PATENT SUBCLASS 72 / 482.9
.~.~.~ Magnetic means to hold tool face

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

462  DF  TOOL AND/OR TOOL HOLDER {7}
476  DF  .~ Having unitary tool-face {4}
481.1  DF  .~.~ With support or holder for adjustable or removable tool face {10}
482.9.~.~.~ Magnetic means to hold tool face

DEFINITION

Classification: 72/482.9

Magnetic means to hold tool face:

(under subclass 481.1) Apparatus including a member which utilizes an electromagnetic field to retain the tool face with respect to the support or holder.