Resource Type
Collection
Serial/Series Title
United States Bureau of Mines Reports
4
Technical paper (United States. Bureau of Mines)
3
Farmers' bulletin (United States. Dept. of Agriculture)
1
NACA Technical Reports
1
National Bureau of Standards Reports
1
Petroleum technology (United States. Bureau of Mines)
1
Technologic papers of the Bureau of Standards
1
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579 Matching Results
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577 - 579 of
579
Fruit Cutting Implement.
Patent for a fruit cutting implement with increased safety measures to help users avoid "the usual and dangerous practice of cutting the lemons with a knife" (lines 23 - 24), including instructions and illustrations.
Date:
May 13, 1918
Creator:
Davis, Mack H.
Object Type:
Patent
System:
The Portal to Texas History
Cotton Cleaning Machine
Patent for an improved cotton cleaning machine.
Date:
May 6, 1919
Creator:
Brune, A. & Stone, C. H.
Object Type:
Patent
System:
The Portal to Texas History
Cotton-Chopper
Patent for improvements to the cotton-chopper. This invention outfits the cotton-chopper with a blade that can be moved, either mechanically or with electric power. Previously, the blade was fixed and stationary.
Date:
May 13, 1919
Creator:
Janes, Henry T.
Object Type:
Patent
System:
The Portal to Texas History