US PATENT SUBCLASS 29 / 525.07
.~.~.~.~.~ At least one part nonmetallic

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

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
428  DF  .~ Assembling or joining {21}
525.01  DF  .~.~ By applying separate fastener {5}
525.05  DF  .~.~.~ Fastener deformed after application {1}
525.06  DF  .~.~.~.~ Riveting {1}
525.07.~.~.~.~.~ At least one part nonmetallic

DEFINITION

Classification: 29/525.07

At least one part nonmetallic:

(under subclass 525.06) Process wherein at least one part has no metal constituents.