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Work Engaging Support for Surface Treating Machines
Patent for work engaging support for surface treating machines. Intent of patent is to provide support for revolving sections of machinery in order to provide greater stabilization.
Date:
January 13, 1920
Creator:
Clark, Alex A.
System:
The Portal to Texas History
Process of Producing Prints on Metal.
Patent for a new way to print negatives directly on sensitized metal by dying the print, removing the dye stains, burnishing the "high lights," polishing the dye print and finally lacquering in order to make permanent. This gives the image a bas-relief effect.
Date:
July 13, 1920
Creator:
Snow, Philo V.
System:
The Portal to Texas History