Investigation of oxyacetylene welding and cutting blowpipes, with especial reference to their design, safety, and economy in operation.

Bibliographic Details
Other Authors: Johnston, Robert S.
Format: Government Document eBook
Language:English
Published: [Washington?] : U.S. G.P.O, 1921.
Series:Technologic Papers No. 200
Subjects:
Online Access:Connect to the full text of this electronic document

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