1928 supplement to United States government master specifications for lamps, electric, incandescent, large, tungsten filament.
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Publication
1928 - Government Printing Office, Washington, District of Columbia
Language
English
Subjects
Topics
StandardsFilamentsIncandescent lampsIncandescent lamps -- StandardsIncandescent lamps -- Filaments -- Standards
Series Statement
- Circular of the Bureau of Standards -- no. 13 (1928)
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