Patents for John B. Phillips


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Patents for John B. Phillips
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	NS-18	Apr. 11, 1853	J.B. Phillips	New mode of manufacturing piano-fortes (repeating action)
	NS-24	May 11, 1856	J.B. Phillips	Upright cast or wrought iron skeleton back for a piano-fortes