All Patents in class 291/40


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All Patents in class 291/40
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
1,066,274	Jul. 01, 1913	C.L. Heisler	Locomotive Sand Box	locomotive sanding apparatus
1,093,989	Apr. 21, 1914	C.L. Heisler	Locomotive Sand Box Arrangement	locomotive sanding apparatus