4 Matching Results

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Computing Yardstick (open access)

Computing Yardstick

Patent for an attachment to yardsticks in order to compute correct measurements. Illustration included.
Date: March 29, 1904
Creator: Cogburn, William S.
System: The Portal to Texas History
Water-Heater (open access)

Water-Heater

Patent for a water heater which operates by connecting to the smoke stack of a furnace. Illustrations included.
Date: December 29, 1908
Creator: Miles, Joseph Furnas
System: The Portal to Texas History
Machine For Perforating Checks And Printing Thereon (open access)

Machine For Perforating Checks And Printing Thereon

Patent for a machine for perforating checks and printing on said check. The printing application of the press represents dollar amounts rendering it impossible to change the type. Illustrations included.
Date: December 29, 1903
Creator: Robertson, George Francis
System: The Portal to Texas History
Scraper. (open access)

Scraper.

Patent for an adjustable road and ditch building scraper.
Date: September 29, 1908
Creator: Edzards, Harm Uden
System: The Portal to Texas History