US PATENT SUBCLASS 277 / FOR 192
WITH AXIALLY RELATED BACKING OR RETAINING MEMBER (277/188 R)
Current as of:
June, 1999
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277 /
HD
SEAL FOR A JOINT OR JUNCTURE
FOR 192
WITH AXIALLY RELATED BACKING OR RETAINING MEMBER (277/188 R)
{1}
FOR 193
DD
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> With anti-extrusion rings (277/188 A)
DEFINITION
Classification: 277/FOR.192
Foreign art collections comprising a backing or retaining member axially related to a packing element. Mere duplication of the same packing element in a single seat or chamber is classified on the basis of a single element in the same environment.
