Impeller-Pump. Page: 1 of 5
[2], 3 p. : ill. ; 23 cm.View a full description of this patent.
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H. G. JOHNSTON.
IMPELLER PUMP,
APPLICATIONS FILED NOV. 19, 1912
1,090,066. Patented Mar. 10, 1914.
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Johnston, Horace G. Impeller-Pump., patent, March 10, 1914; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth858761/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.