UNT Libraries Government Documents Department - 25 Matching Results

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Acetylene-Gas Generator
Patent for an improved automatic acetylene-gas generator which allows the carbid vessel to recharge with carbid without permitting the escape of gas, and also to simplify the construction of the generator.
Blower and Suction Device.
Patent for a blower for a threshing machine that regulates the amount of air put out of the machine, and is both affordable and durable.
Book Carriage
Patent for book carriage. This invention is designed to cradle open books and registrars. Illustration included.
Calf-Weaner.
Patent for "new and useful Improvements in Calf-Weaners." (line 5-6) including instructions and illustrations.
Casing-Point
Patent for an improved casing point with improvements in the strainer or screen frame for wells.
Casing Point or Strainer.
Patent for casing point or strainer "particularly adapted for use in oil and Artesian wells... which will permit free circulation of the liquid around the lower portion of the casing and free and easy entrance of the same into the casing, and yet will prevent entrance of sand and gravel into the casing" (Lines 12-22).
Clevis
Patent for a clevis. This invention is designed to connect with gang plows allowing vertical and lateral movement. Illustration included.
Condensing-Pump.
Patent for a condensing pump with a new type of valve mechanism.
Conveyor-Bucket.
Patent for a conveyor bucket, which reduces waste of material.
Device for Cutting Key Seats or the Like
Patent for a device for cutting key seats or the like. This invention is an improvement in metal working tools as they relate to key seat cutters. Illustration included.
Gang-Plow
Patent for Plowing
Grading-Machine.
Patent for a grading machine for use in building dikes and levees, which can run over obstacles without harming the machine's work.
Horse-Detacher
Patent for a vehicle attachment that allows the driver to detach the vehicle from the horse, should the horse become difficult to control. Illustrations included.
Insect-Destroyer.
Patent for fumigation insect destroyer, in particular cotton boll weevils, but also for prairie dogs and other vermin.
Land-Roller.
Patent for a land roller that has rollers that can move independently of one another.
Oil-Burner.
Patent for an oil-burner, “and it has for its object to provide a construction in which stream will be admitted to the oil or commingled therewith in sufficient quantity to aid combustion…” (lines 11-15) including illustrations.
Sand-Screen for Wells.
Patent for a sand-screen for wells "to provide a simple and efficient device adapted for use on ordinary well-tubing, the same being capable of construction and repair at small cost, being readily attachable to and removable from the tubing, and having means for effectually excluding sand from the inlet end of the tubing, while permitting the free inflow of water therethrough" (lines 9-17).
Seed-Planter
Patent for a seed planter. Illustrations included.
Show-Case.
Patent for a show case for goods in stores, which noes not require taking the goods in and out of the case to show them to customers.
Show Case
Patent for a show case. Illustration included.
Sprayer.
Patent for improvements in insecticide sprayers by enabling the sprayer to "continuous stream of liquid and that it may be placed in a vehicle and operated by means of the running-gear or carried by hand." (Lines 18-21) Illustration is included.
Well Screen
Patent for well screen to prevent entrance. Illustrations included.
Well-Screen
Patent for a well screen to prevent the entrance of sand or gravel into the wall of a deep well.
Wheel Plow
Patent for a plow supported on wheels. Illustration included.
Windmill-Regulator
Patent for a new windmill attachment that will regulate the amount of water in the watering trough, Including instructions and illustrations.
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