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All Patents in class 123/41.41
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberTitleClassification(s)
658,595Internal-Combustion Motor123/182.1, 123/195R, 123/347, 123/41.41, 123/58.6, 123/90.17, 123/90.49, 123/90.64
681,441Exhaust Mechanism for Explosive Engines123/41.41, 251/127
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