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Saw-Tooth.
Patent for a new design for saw-teeth, with illustrations.
Date:
February 20, 1906
Creator:
Fleming, Christopher C.
System:
The Portal to Texas History
Process Of Separating Substances Of Different Dielectric Capacities
Patent for a process of separating substances of different substances of different dielectric capacities. Illustration included.
Date:
February 20, 1906
Creator:
Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System:
The Portal to Texas History