US PATENT SUBCLASS 73 / 161
SPRING TESTING
Current as of: June, 1999
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DEFINITION
Classification: 73/161
(under the class definition) Subject matter involving special adoption to the testing of coil and leaf springs.
SEE OR SEARCH THIS CLASS, SUBCLASS:
808+, for fatigue tests.
818+, for compression tests.
849+, for flexure tests.