510 Matching Results

Search Results

prev Results: 505 - 510

Funnel and Gage.

Description: Patent for a funnel and gage with a mechanism used to indicate "when the proper amount of water has been inserted in the battery" (lines 14-15).
Date: October 16, 1917
Creator: Burkett, Joseph Benjamin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Core-Barrel.

Description: Patent for a core barrel for use in rotary drilling of oil or water wells, that will allow for easy extraction of the upwardly extending column of material.
Date: October 14, 1919
Creator: Humason, Granville A. & Childs, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Core-Discharge Apparatus.

Description: Patent for an Improvement in Core-Discharge Apparatus. It is meant to be used in connection with core drills in well or mine drilling. This improvement is meant to be carried to the surface by an air-lift pump.
Date: October 1, 1918
Creator: Carhichael, Robert E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cork-Puller

Description: Patent for a cork-puller which eases the removal of a cork from a bottle, without damaging either cork or bottle, with illustrations.
Date: October 15, 1918
Creator: Moser, Jacob W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Muffler and Air-Heating Device

Description: Patent for improvement for the muffler to silence the explosive exhaust of the internal combustion engines and to heating fresh air in facilitating the carburetion of liquid fuel oil to a combustible gaseous mixture.
Date: October 8, 1918
Creator: Rinehart, Thomas M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen