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Artificial Light and Its Application
Westinghouse Electric & Manufacturing Company. Westinghouse house lamp division
Westinghouse Electric Corporation. Westinghouse Lamp Division
出版
Commercial engineering department, Westinghouse lamp division, Westinghouse electric & manufacturing Company
, 1940
URL
http://books.google.com.hk/books?id=cgwaAQAAMAAJ&hl=&source=gbs_api