2 Matching Results

This system will be undergoing maintenance April 18th between 9:00AM and 12:00PM CDT.

Search Results

Results: 1 - 2

Plaque and Picture Hanger.

Description: Patent for a new and improved holder for plaques and pictures. This design "is to provide a simple and cheap device for conveniently hanging painted or ornamental plaques, plates, tiles, and similar decorative objects" (lines 15-18).
Date: July 25, 1882
Creator: Marucheau, Elizabeth L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Educational Device.

Description: Patent for improvements in educational device by providing “a simple and comparatively inexpensive one designed for teaching addition, multiplication, subtraction, and division and capable of enabling the same to be explained with greater ease and at the expenditure of much less energy of both pupil and teacher.” (Lines 12-18) Illustration is included.
Date: February 10, 1903
Creator: Williams, Willoughby Columbus
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen