The Vibroplex Company Inc.
J. Casale W2NI

The Vibroplex Company, Inc.

New York, N.Y.

From the Telegraph and Telephone Age


December 16, 1916 December 16, 1916
click to enlarge December 16, 1916 December 16, 1916
click to enlarge December 16, 1917 December 16, 1917
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Copyright (c) by John Casale - W2NI
Troy, New York
2007
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