Sensitive vacuum gauge

Sensitive vacuum gauge, with Ayrton-Perry magnifying spring

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Sensitive vacuum gauge, with Ayrton-Perry magnifying spring
Science Museum Group
© The Board of Trustees of the Science Museum

Sensitive vacuum gauge, with Ayrton-Perry magnifying spring

Details

Category:
Pumping Machinery
Object Number:
1909-484
type:
gauge
credit:
Ayrton, Hertha