1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Multiple Telegraph
Patent for "a simple device of this character by means of which any one of a number of instruments or translating devices at a distance may be operated over a single line-wire and by means of a single flow of electric current through said wire" (lines 10-15).
Date:
May 7, 1901
Creator:
Foster, Samuel T., Jr.
System:
The Portal to Texas History