6 Matching Results

Search Results

Advanced search parameters have been applied.
in creator/contributor: "Ilfrey, John"  
Results: 1 - 6

Well-Screen

Description: Patent for a modification to Mr. Layne's previous Patent No. 1,062,717, including illustrations.
Date: February 24, 1914
Creator: Layne, Mahlon E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well Mechanism.

Description: Patent for a well mechanism with an overhung vertical drive pulley which functions as a bearing and oil reservoir for improved lubrication of the bearings; also, improved pump construction and shaft support.
Date: July 18, 1911
Creator: Layne, Mahlon E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Skirt-Supporter.

Description: Patent for a skirt supporter, which attaches the waistband of wearer and keeps skirts supported in wet weather.
Date: September 10, 1907
Creator: Martin, Frances J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fire-Escape.

Description: Patent for fire escapes adapted for "being carried fro one portion of a building to another to effect the escape of persons from any portion of the same and at an elevation thereof." (Lines 16-19) Includes instructions and illustrations.
Date: December 8, 1896
Creator: Sjolander, Eric O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen