4 Matching Results

Search Results

Results: 1 - 4

Improvement in Cotton-Gin-Saw Cleaners.

Description: 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.
Partner: UNT Libraries Government Documents Department

Improvement in Hair-Triggers for Fire-Arms.

Description: 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.
Partner: UNT Libraries Government Documents Department

Improvement in Spurs.

Description: Patent for improvements in spurs that permanently attaches the spur to the boot, including illustrations.
Date: May 20, 1879
Creator: Brown, John S.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen