Improvements in relating to machines for making glass stems for electric lamps and the like.

Title: 
Improvements in relating to machines for making glass stems for electric lamps and the like.
Author/Artist: 
British Thomson-Houston Company Limited.
Publisher: 
[London : HMSO], 1925.
Description: 
7 p., [3] leaves (2 folded) : ill. ; 27 cm.
Other Authors: 
Great Britain. Patent Office.
Format of Material: 
Patents
Bib ID: 
91417
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Location: 
Secured Stacks - Patents
Call Number: 
No call number available
Holdings Note: 
Currently located in Tracy's office
Notes: 
Patent specification.
Patent no. 223,204, accepted April 16, 1925.
Application date (in the United Kingdom): September 17, 1924, no. 21,978/24.
Convention date (United States): Oct. 9, 1923.
Stamped "Openbaar gemaakt den: - 7 Mei 1925".
Stamped "Bibliotheek Bur. Ind. Eigendom 29 Mei 1925".