All Patents in class 324/144


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All Patents in class 324/144
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	392,385	Nov. 06, 1888	E. Weston	Electroplated coil for electrical measuring-instruments
	426,992	Apr. 29, 1890	M.M. Garver	Electrical Measuring Instrument