All Patents in class 221/254


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All Patents in class 221/254
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	9,648	Apr. 05, 1853	T. Newbury	Apparatus for feeding blanks to screw-machines
	1,104,029	Jul. 21, 1914	K. Weiss	Machine for feeding headed blanks
	1,476,064	Dec. 04, 1923	T. Eynon	Bolt-hoppering machine
	2,208,759	Jul. 23, 1940	J. Gualtiere	Clamp or prong rivet feeding mechanism