Paper tear strength tester

Paper tear strength tester.

Details

Category:
Printing & Writing
Object Number:
1990-592
type:
tester
credit:
White, J. (Watford)

Parts

Paper tear strength measuring apparatus

Paper tear strength measuring apparatus

Paper tear strength measuring apparatus by Renold Marx, Late Marx & Mallett, London, Brit. Pat. 162191

Object Number:
1990-592/1
type:
measuring apparatus
Small wooden hand guillotine

Small wooden hand guillotine

Small wooden hand guillotine with stops set to produce test pieces for pt.1

Materials:
wood
Object Number:
1990-592/2
type:
guillotine