US PATENT SUBCLASS 285 / FOR 155
.~.~ Diverse materials (285/173)
Current as of:
June, 1999
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285 /
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PIPE JOINTS OR COUPLINGS
FOR 100
DF
SYSTEMS (285/120)
{11}
FOR 151
DF
.~ Serial diverse single flow or line (285/169) {5}
FOR 155
.~.~ Diverse materials (285/173) {1}
FOR 156
DF
.~.~.~
> Nonmetal to metal (285/174)
DEFINITION
Classification: 285/FOR.155
Foreign art collection comprising means to unite tubes made of diverse materials (e.g., copper to aluminum).
