US PATENT SUBCLASS 29 / 893.37
.~.~.~ With specific gear material

Current as of: June, 1999
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29 /   HD   METAL WORKING

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
893  DF  .~ Gear making {3}
893.3  DF  .~.~ Gear shaping {7}
893.37.~.~.~ With specific gear material

DEFINITION

Classification: 29/893.37

With specific gear material:

(under subclass 893.3) Process utilizing particular or special materials both metallic and nonmetallic.