Improvements in the process of grinding and polishing of glass in the form of strips or plates

Title: 
Improvements in the process of grinding and polishing of glass in the form of strips or plates
Author/Artist: 
Pilkington Brothers, Ltd.
Publisher: 
[London : HMSO], 1925.
Description: 
2 p., [1] folded leaf : ill. ; 27 cm.
Other Authors: 
Taylor, Robert Francis.
Great Britain. Patent Office.
Bib ID: 
91392
Notes: 
Patent specification.
Patent no. 233,414, accepted May 6, 1925.
Date of application in the U.K.: Feb. 6, 1924, No. 3125/24.
Stamped Openbaar gemaakt den 4. Jun. 1925.
Stamped Bibliotheek Bur. Ind. Eigendom 22 Jun 1925