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Apparatus for Manufacturing Heating and Illuminating Gas
Patent for an apparatus for manufacturing heating and illuminating gas. Illustration included.
Date:
July 19, 1910
Creator:
Wynne, Milton P. & Wagley, Samuel L.
System:
The Portal to Texas History
Indicator for Pressure Gages
Patent for an indicator for pressure gages. Illustration included.
Date:
July 19, 1910
Creator:
Fields, Roberts E.
System:
The Portal to Texas History