5 Matching Results
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5
Alarm System
Patent for a fire alarm system which activates when a certain temperature is detected by the device.
Date:
May 25, 1909
Creator:
Giese, Leo
System:
The Portal to Texas History
Churn.
Patent for a churn with a power motor.
Date:
May 25, 1909
Creator:
Holder, James R.
System:
The Portal to Texas History
Doffer.
Patent for a doffer for removing cotton lint from gin saw blades, which does not harm the saws and is very sturdy.
Date:
May 25, 1909
Creator:
Vardell, Arthur A.
System:
The Portal to Texas History
Fumigator.
Patent for a fumigator for driving out flies or mosquitoes from rooms with kerosene gas.
Date:
May 25, 1909
Creator:
Hauck, Jacob
System:
The Portal to Texas History
Portable Convict-Cage.
Patent for a portable convict cage for housing prisoners while out in work gangs, which is on wheels, is difficult to attack or leave, and provides numerous cots inside.
Date:
May 25, 1909
Creator:
Youngblood, David Franklin
System:
The Portal to Texas History