Hartmann and Braun voltmeter no.10222 scaled 0-650V
- Made:
- 1890 in Frankfurt am Main
- maker:
- Hartmann and Braun
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LicenseHartmann and Braun voltmeter no.10222 scaled 0-650V, c
Science Museum Group
© The Board of Trustees of the Science Museum
Hartmann and Braun voltmeter no.10222 scaled 0-650V, c.1890, made by Hartmann & Braun, Frankfurt for the Electric Construction Corporation Ltd.
Details
- Category:
- Electricity Supply
- Object Number:
- 1970-632
- Materials:
- copper (alloy), glass and metal (unknown)
- Measurements:
-
overall: 133 mm x 240 mm x 272 mm, ,
- type:
- voltmeters
