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Swab Holder
Patent for improvements in swab-holders consisting of a sectional box or cup containing fibrous material to apply a lubricating oil for the piston-rod to reduce friction and wear on the rod.
Date:
July 10, 1906
Creator:
Bruce. J.
System:
The Portal to Texas History
Rail Joint
Patent for a rail joint. Illustrations included.
Date:
July 24, 1906
Creator:
Wingren, Eric Peter
System:
The Portal to Texas History