Business: Patent War

Guglielmo Marconi is clearly the father of wireless telegraphy, but between SOS. calls and the Happiness Boys lies a long period of experimental development. Many men have contributed to radio development; no one man can be called Father of Radio.

Favorable to patent litigation is such an anonymous condition, and out of the radio world came last week announcement of a patent war. Attacking was Kolster Radio Corp. Defending were 19 radio-makers including Grigsby-Gruno (Majestic), National Carbon* (Eveready), Crosley, Zenith, Stewart-Warner, Sonora—"independent" set-makers all. Not included was Radio Corp. of America....

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