US PATENT SUBCLASS 439 / 561
.~.~.~ By stressing panel beyond elastic limit

Current as of: June, 1999
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439 /   HD   ELECTRICAL CONNECTORS

527  DF  WITH SUPPORTING MEANS FOR COUPLING PART {18}
544  DF  .~ Coupling part or mating part extending into panel opening {6}
560  DF  .~.~ Coupling part secured to panel by stressing beyond elastic limit {1}
561.~.~.~ By stressing panel beyond elastic limit

DEFINITION

Classification: 439/561

By stressing panel beyond elastic limit:

(under subclass 560) Coupling part wherein the member deformed for attachment is the generally planar sheet.