US PATENT SUBCLASS 285 / FOR 125
.~.~.~.~ With intermediate member (285/143)

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

FOR 100  DF  SYSTEMS (285/120) {11}
FOR 120  DF  .~ Inner to spaced outer tube coupling (285/138) {2}
FOR 122  DF  .~.~ Suspended (e.g., oil well casing type) (285/140) {3}
FOR 124  DF  .~.~.~ Inner tube coupling with integral support (285/142) {1}
FOR 125.~.~.~.~ With intermediate member (285/143)

DEFINITION

Classification: 285/FOR.125

Foreign art collection wherein the inner tube coupling member is supported on a member intermediate the inner and outer tubes.