US PATENT SUBCLASS 166 / 75.14
.~ Suspension means

Current as of: June, 1999
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166 /   HD   WELLS

75.11  DF  ABOVE GROUND APPARATUS {25}
75.14.~ Suspension means

DEFINITION

Classification: 166/75.14

Suspension means:

(under subclass 75.11) Above ground apparatus for hanging tubing within a well.

SEE OR SEARCH THIS CLASS, SUBCLASS:

208, for below ground liner hangers.