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6 Matching Results
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Compressor.
Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date:
April 19, 1910
Creator:
Mayhew, John Daugherty
Object Type:
Patent
System:
The Portal to Texas History
The Tyler Leader (Tyler, Tex.), Vol. 13, No. 6, Ed. 1 Saturday, April 19, 1975
Newspaper from Tyler, Texas that includes local, state, and national news along with advertising.
Date:
April 19, 1975
Creator:
Wilkinson, S. F.
Object Type:
Newspaper
System:
The Portal to Texas History
[News Script: Tax consultant]
Script from the WBAP-TV/NBC station in Fort Worth, Texas, relating a news story.
Date:
April 19, 1972, 8:25 a.m.
Creator:
WBAP-TV (Television station : Fort Worth, Tex.)
Object Type:
Script
System:
The UNT Digital Library
The Tyler Journal (Tyler, Tex.), Vol. 10, No. 51, Ed. 1 Friday, April 19, 1935
Weekly newspaper from Tyler, Texas that includes local, state and national news along with advertising.
Date:
April 19, 1935
Creator:
Edwards, Henry
Object Type:
Newspaper
System:
The Portal to Texas History
The Tyler Journal (Tyler, Tex.), Vol. 4, No. 51, Ed. 1 Friday, April 19, 1929
Weekly newspaper from Tyler, Texas that includes local, state and national news along with advertising.
Date:
April 19, 1929
Creator:
Edwards, Henry
Object Type:
Newspaper
System:
The Portal to Texas History
Pump-Actuating Mechanism.
Patent for improving measuring pumps "by providing a pump actuating means so constructed that a continuous movement of the crank in one direction will cause a reciprocation of the piston in both directions" (lines 29-33), with illustrations.
Date:
April 19, 1921
Creator:
Dean, Robert A.
Object Type:
Patent
System:
The Portal to Texas History