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Patent number:
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Patents for Harold P. Holt
Patents 1 - 2 of 2
Picture
Number
Date
Patentee
Title
2,242,674
May 20, 1941
H.P. Holt
Clutch Device
2,341,779
Feb. 15, 1944
H.P. Holt
Sector Arm for Weighing Scales
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