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Patents for M. A. Leyden
Patents 1 - 2 of 2
Picture
Number
Date
Patentee
Title
591,561
Oct. 12, 1897
C.J. Graf, H.A. Moyer
Thill-coupling
592,869
Nov. 02, 1897
H.A. Hannum
Rotary Cutter
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