UNT Libraries Government Documents Department - 458 Matching Results

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Apparatus for Heating up Locomotive-Boilers.

Description: Patent for an "apparatus for kindling fires in locomotives; and it is intended to provide an improved apparatus by which the fires may be rapidly and economically kindled and steam may be gotten up without much of the tedious delay now ordinarily incident to raising steam in a cold locomotive-boiler." (Lines 13-19) Includes instructions and illustrations.
Date: January 21, 1896
Creator: Connor, John T.
Item Type: Refine your search to only Patent

Bottle-Closure

Description: Patent for closure of bottles used for liquors and medicines which will prevent an attempt to refill the bottle after its contents have been removed. Therefore, preventing the reuse of the bottle for fraudulent purposes.
Date: January 2, 1906
Creator: Herrington, Jacob
Item Type: Refine your search to only Patent

Calendar.

Description: Patent for improvements to the monthly reference calendar, which includes note space and a monthly index. Includes instructions and illustrations.
Date: January 19, 1892
Creator: Sittig, Alexander Franklin
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "provide[s] a car-coupling, which in the event of a car running off the track and tipping over, will automatically uncouple; also, [it] provide[s] a coupling-pin which will be locked down by reason of the strain thereon when the cars are in motion; also, [it] provide[s] certain improvements in the details of construction of the coupling" (lines 8-15).
Date: January 10, 1882
Creator: Fowler, Joseph C.
Item Type: Refine your search to only Patent

Cattle-Guard.

Description: Patent for a simple and inexpensive cattle-guard that has comprising rollers which can be independently and easily replaced. The bars that hold the rollers can also be easily removed.
Date: January 30, 1894
Creator: Lefléve, Louis
Item Type: Refine your search to only Patent

Charge Firing Pin

Description: Patent for a new improvement in Charge - Firing Pens by John N. Swanson. Designed for bombs and torpedoes to create a simple firing pen mechanism that is simple, yet prevents accidental detonation of munitions
Date: January 14, 1918
Creator: Swanson, John N.
Item Type: Refine your search to only Patent

Combination Well-Packer and Setting-Tool.

Description: Patent for a well packer and setting tool for the prevention of intermingling between oil and water in a well when used by itself or with other pipes. The invention allows for the packer to be set using the setting tool which can then be removed once the packer is in place.
Date: January 6, 1920
Creator: Abercrombie, Jamie & Dunman, Nesbit M.
Item Type: Refine your search to only Patent

Combined Billing and Journal Sheet.

Description: Patent for improvements in combined billing and journal sheets there by each sheet in the journal will serve as a billing sheet, a duplicate billing sheet, and a journal page at the same time. (Lines 18-20) Further, the bound book will serve as a permanent journal after the bills have been removed. (Lines 25-26) Illustration is included.
Date: January 4, 1910
Creator: Hartley, James William
Item Type: Refine your search to only Patent

Cot.

Description: Patent for a new and improved cot. This design is for a cot that, "[w]hen it is desired to pack the cot for transportation the flexible bottom is first removed from the frame, after which the latter is taken apart and the pieces thereof placed compactly together in a bundle with the flexible bottom. In this cot there are no pivot-joints to become worn or get out of order, and should any of the separable pieces become broken or damaged they can be readily replaced" (lines 47-56).
Date: January 23, 1883
Creator: Martial, Antoine William
Item Type: Refine your search to only Patent

Cotton-Compress.

Description: Patent for improvement in cotton-compresses by employing two compressing rolls, so that while one compress is finishing a bale the other would continuously carry out the feeding operation; making it unnecessary to stop the condenser or any part of the ginning apparatus. Illustration is included.
Date: January 1, 1901
Creator: Rembert, Henry
Item Type: Refine your search to only Patent
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