US PATENT SUBCLASS 29 / 243.55
.~.~.~.~ Pipe joiner

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

700  DF  MEANS TO ASSEMBLE OR DISASSEMBLE {55}
243.5  DF  .~ Overedge assembling means {5}
243.53  DF  .~.~ Riveter {1}
243.54  DF  .~.~.~ Single header {1}
243.55.~.~.~.~ Pipe joiner

DEFINITION

Classification: 29/243.55

Pipe joiner:

(under subclass 243.54) Apparatus which by riveting unites the edges of a pipe along a longitudinal seam or secures two or more pipes in an overlapping or abutting end-to-end relationship.