Panel containing seven examples of P.O. telephone magnets

Panel containing seven examples of P.O

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Panel containing seven examples of P.O
Science Museum Group
© The Board of Trustees of the Science Museum

Panel containing seven examples of P.O. telephone receiver and ringer magnets in historical sequence

Details

Category:
Electricity and Magnetism
Object Number:
1962-62
type:
telephones
credit:
Permanent Magnet Association

Parts

Alnico telephone receiver magnet, 1938.

Alnico telephone receiver magnet, 1938.

Alnico telephone receiver magnet

Object Number:
1962-62/3
type:
permanent magnets and telephones