BS 2733:1956

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Telephone ringing and speech circuits. Magneto-generator characteristics, magneto-operated bell. Coupling unit.

All current amendments available at time of purchase are included with the purchase of this document.

Product Details

Published:

03/14/1956

ISBN(s):

0580029034

Product Code(s):

10048242

Note:

This product is unavailable in Ukraine, Russia, Belarus