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

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

 
 
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Author/Artist: 
British Thomson-Houston Company Limited.
Other Authors: 
Great Britain. Patent Office.
Publisher: 
[London : HMSO], 1925.
Subjects: 
Glass manufacture Patents.
Record Number
Bib ID: 
91417
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Description
7 p., [3] leaves (2 folded) : ill. ; 27 cm.
Notes
Stamped "Openbaar gemaakt den: - 7 Mei 1925".
Stamped "Bibliotheek Bur. Ind. Eigendom 29 Mei 1925".
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.