Gauge plate for keys (Davis patent)

Gauge plate for keys (Davis patent)

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Gauge plate for keys (Davis patent)
Science Museum Group
© The Board of Trustees of the Science Museum

Gauge plate for keys (Davis patent)

Details

Category:
Locks & Fastenings
Object Number:
1971-62 Pt2
type:
gauge
credit:
Chubb & Son's Lock & Safe Co. Ltd.