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Speakers - American Bosch Ambotone Reproducer |  |
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Speakers American Bosch Magneto Corp'n Ambotone Reproducer Wood veneer cone. Lists a patent date of Jul 2 1918.  View of the back. 
The next Vintage Electronics Expo
will be on Saturday, January 25, 2025
at the Oakland Expo Center, 2212 Mall Dr E, Waterford, MI 
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