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Adjustable Headlight-Reflector
Patent for an adjustable headlight reflector for train engines which will shine the light straight in front of the train.
Date:
March 16, 1909
Creator:
Pratt, James R.
System:
The Portal to Texas History
Obstetrical Device.
Patent for an obstetrical device that consists of metal knee braces and hand holds, which allows pressure to be exerted on the knees by either the patient or a doctor which helps the mother's pushing power to increase and shorten labor.
Date:
November 16, 1909
Creator:
Barnes, Henry J.
System:
The Portal to Texas History