Commutator Grinding Block Co

of Sugarhouse Lane, Greenock, Western Scotland. Telephone: Greenock 776. Telegraphic Address: "Grinding, Greenock"

• 1937 Listed Exhibitor - British Industries Fair. Grinding and polishing stones for upkeep of commutators and slip rings on motors and generators. Reduces maintenance costs and gives better surface on commutator than any lathe. (Stand No. Cb.918)

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