Domestic Boiler. (open access)

Domestic Boiler.

Patent for a boiler for boiling milk and other liquids prone to boiling over, which prevents the overflow of liquid from the boiler.
Date: October 8, 1907
Creator: Rahm, Phillip
System: The Portal to Texas History
Illuminated Sign and Operating Means Therefor (open access)

Illuminated Sign and Operating Means Therefor

Patent for an illuminated sign and how to operating means. Illustration included.
Date: October 30, 1906
Creator: Dunkle, George Harvey
System: The Portal to Texas History
Improvement in Carburaters (open access)

Improvement in Carburaters

Patent of an improvement for a carbureter that furnishes the apparatus for enriching the vapors of gasoline or other light hydrocarbon.
Date: October 19, 1875
Creator: Pollard, James M.
System: The Portal to Texas History