4 Matching Results

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Auger-Bit (open access)

Auger-Bit

Patent for an auger bit used for boring holes. Illustrations included.
Date: June 22, 1909
Creator: Harris, Lawrence P.
System: The Portal to Texas History
Writing Instrument. (open access)

Writing Instrument.

Patent for a writing instrument for writing on stacks of carbon paper, which need heavy pressure to show on all the pages.
Date: November 2, 1909
Creator: Dyches, John W.
System: The Portal to Texas History
Head-Rest For Barbers' Chairs (open access)

Head-Rest For Barbers' Chairs

Patent for a headrest to be used for chairs used by barbers and doctors. Illustrations included.
Date: October 19, 1909
Creator: Wallace, Robert S.
System: The Portal to Texas History
Fire Alarm (open access)

Fire Alarm

Patent for a fire alarm. Illustration included.
Date: December 28, 1909
Creator: Andrews, Bolivar C.
System: The Portal to Texas History