Slow-motion dial patent 419002 by Muirhead and Co.

maker:
Muirhead and Company Limited

Slow-motion dial patent 419002 by Muirhead and Co. Ltd., manufactured under licence granted by the Sperry Gyroscope Co. Ltd.

Details

Category:
Telecommunications
Object Number:
1989-1165
type:
slow motion dials, dials, dials, slow motion
credit:
Muirhead Vactric Components Limited
status:
Permanent collection

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