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Patents for Park Benjamin
Patents 1 - 6 of 6
Picture	Number	Date	Patentee	Title
	392,385	Nov. 06, 1888	E. Weston	Electroplated coil for electrical measuring-instruments
	392,386	Nov. 06, 1888	E. Weston	Electrical Measuring Apparatus
	392,387	Nov. 06, 1888	E. Weston	Electrical Measuring Apparatus
	392,476	Nov. 06, 1888	E. Weston	Reflecting-galvanometer
	392,477	Nov. 06, 1888	E. Weston	Galvanometer
	392,478	Nov. 06, 1888	E. Weston	Galvanometer

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