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All Patents in class 310/30
Patents 1 - 4 of 4
Number	Date	Patentee	Title	Type
1,819,140	Aug. 18, 1931	C.S. Weyandt, H.E. Fox	Reciprocating motor	handheld power tools
2,315,993	Apr. 06, 1943	C.S. Weyandt, E.J. Missien	Percussion tool	handheld power tools
2,354,723	Aug. 01, 1944	C.S. Weyandt	Percussion tool	handheld power tools
2,764,703	Sep. 25, 1956	N. Anton	Vibratory tools	reciprocating or vibrating electric motors

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