US PATENT SUBCLASS 29 / 727
.~.~ Including deforming means

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

700  DF  MEANS TO ASSEMBLE OR DISASSEMBLE {55}
726  DF  .~ Heat exchanger {2}
727.~.~ Including deforming means

DEFINITION

Classification: 29/727

Including deforming means:

(under subclass 726) Apparatus including means to stress at least one part beyond the elastic limit thereof.