Spark plug
- Made:
- circa 1912
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LicenseHobson (De Poorter's patent) spark plug type AC varying spark
Science Museum Group
© The Board of Trustees of the Science Museum
Hobson (De Poorter's patent) spark plug type AC varying spark gap for motorcycle engines, c. 1912
Details
- Category:
- Road Transport
- Object Number:
- 1913-468
- type:
- motor cycle component and spark plug
- credit:
- H.M. Hobson Ltd.
