US PATENT SUBCLASS 441 / 136
MISCELLANEOUS
Current as of:
June, 1999
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441 /
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BUOYS, RAFTS, AND AQUATIC DEVICES
136
MISCELLANEOUS
DEFINITION
Classification: 441/136
MISCELLANEOUS:
(under the class definition) Buoys, rafts, and aquatic devices not specifically provided for elsewhere in the schedule.