GOODS & SERVICES: New Ideas, Aug. 17, 1953

GOODS & SERVICES

Electronic Drill. A new die sinking and drilling machine, which uses one of the softest metals (copper) as the cutting tool for some of the hardest (tungsten and titanium carbide), is being built by the Elox Corp., Clawson, Mich. The copper, acting as an electrode, can drill a hole one-tenth of an inch in diameter through 40 inches of steel. Expected price: $7,500.

Good Listener. First tape recorder to permit automatic and unattended sound recording for as long as 48 hours was put on sale for civilian use (by railroads, airlines, etc.) by SoundScriber Corp. In use by...

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