atwater: 3925;
ID: 23516
This article refers to the model: 3925 (Atwater Kent Mfg. Co.; Philadelphia, USA)
atwater: 3925;
31.Mar.04 22:14
1877
Atwater Kent refused to take a license on RCA´s reaction patent which would have been about 100,000 USD p.a.;A.-K. instead offered this supplementary variocoupler separately and the dealer or the customer could complete the set if so desired.
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