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Burglar Alarm.
Patent for a new and improved burglar alarm. This design "consists in a wire attached to the anchor or escapement-lever of a clock-work for ringing or sounding an alarm bell, which wire has a hook at its outer end, which is passed into a loop, ring, or hook at the end of a wire connected with the key-bolt or knob-bolt of a lock, or with a wire leading to places a considerable difference from the alarm" (lines 11-18).
Date:
September 20, 1881
Creator:
Holloman, Harvey Allen
System:
The Portal to Texas History
Bee Hive.
Patent for a new and improved bee hive. This design consists of "the combination, with the removable section, having the right-angled slots and the comb-frames of the securing-bar" (lines 95-98).
Date:
September 20, 1881
Creator:
Norwood, John M.
System:
The Portal to Texas History
Sulky Carriage for Plows.
Patent for a new and improved sulky plow. This design "furnish[es] a sulky-frame and plow supporting and adjusting devices of a simplified construction, and [provides] more effective means for gaging the depth of the penetration of the plow into the ground, and guiding or steadying the movement thereof" (lines 17-23).
Date:
September 20, 1881
Creator:
Ward, James & Washburn, Rufus
System:
The Portal to Texas History