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Title: Ironclad main switch-fuse, "Midget" model to Berry's patent [Go to resource]
Description: Ironclad main switch-fuse, "Midget" model to Berry's patent of 1909. No.13442-09 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1985-889 Go to resource More Like this...
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