Patent Model - Ruler

Maker and role
Thomas Fisher, Patentee
Production date
Apr 27 1858
See full details

Object detail

Wood, rubber
12 x 1 1/2" (30.5 x 3.8cm)
Fisher's non-slipping ruler patent "consists in providing the under part of the ruler with grooves, which grooves are to be filled with india rubber, which will when put upon paper, wood or glass, &c., adhere to the same, so that in ruling when the pen comes against the edge of the ruler it will not slip out of place, and in cutting window or other glass, when the ruler is applied to the glass by a slight pressure of the hand to the ruler it will adhere to the glass, and when the instrument is used for cutting comes against the edge of the ruler the india rubber will prevent it from slipping. (Patent Number 20,055)
Object number
Currently on display?


My shortlist

Object type

Explore other objects by color

Public comments

Be the first to comment on this object record.

Google reCaptchaThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.