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Crude-Oil Burner. (open access)

Crude-Oil Burner.

Patent for new and useful improvements in Crude-Oil Burners which provide a novel constructions that may be utilized in many locations.
Date: May 23, 1905
Creator: Pippin, John William
System: The Portal to Texas History
Locking Device (open access)

Locking Device

Patent for "a device for locking the frames of loose-leaf binders...which will not be readily bent or broken." (lines 11, 12, 21 & 21), including instructions and illustration.
Date: March 23, 1905
Creator: Hall, William N.
System: The Portal to Texas History