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Improvement in Spurs.
Patent for improvements in spurs that permanently attaches the spur to the boot, including illustrations.
Date:
May 20, 1879
Creator:
Brown, John S.
System:
The Portal to Texas History
Improvement in Saw-Cleaning Attachments for Cotton-Gins.
Patent for a "new and useful Saw-Cleaning Attachment for Cotton-Gins" (lines 3-4) including illustrations.
Date:
May 20, 1879
Creator:
Mulkey, George H.
System:
The Portal to Texas History
Improvement in Hair-Triggers for Fire-Arms.
Patent for "an improved trigger for fire-arms which shall be provided with a hair-trigger in such a way that the hair-trigger may be used or not, as may be desired, which shall be complete in itself, so that it may be applied to any kind of fire-arm without change in its construction" (lines 17-23), includes illustrations.
Date:
May 20, 1879
Creator:
Toepperwein, Emil A. F.
System:
The Portal to Texas History
Improvement in Cotton-Gin-Saw Cleaners.
Reissued patent for "a device for quickly cleaning the saws of cotton-gins when they become gummed. It consists in a series of knives that are supported by a movable bar or frame, and may be thrust between the saws when the same are to be cleaned (para. 4-5).
Date:
May 20, 1879
Creator:
Munger, Robert S.
System:
The Portal to Texas History