Patents for Herbert B. Day, deceased (Estate of)


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Patents for Herbert B. Day, deceased (Estate of)
Patents 1 - 1 of 1
Number	Date	Patentee	Title	Type
1,574,741	Mar. 02, 1926	E. Alexander, Administratrix, H.B. Day, deceased (Estate of)	Turret-tool Holder	lathe tool holders and tool posts