Heurtley relay no. 100621, and cover, by Muirhead

Made:
1940
maker:
Muirhead and Company Limited

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Heurtley relay no. 100621, and cover, by Muirhead and Co. Ltd., April 1940

Details

Category:
Telecommunications
Object Number:
1989-921
type:
heurtley, relays and cable relays, submarine telegraph receivers heurtley, cable relays, relays and submarine telegraph receivers
credit:
Muirhead Vactric Components Limited