Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Patent specification
Patents and Designs Act, 1907. Form No. 3 Complete Specification. No. 9050 Dated June 27th 1916. Improvements in or Connected with Sparking Plugs. Patent applied for by Charles Horace Watkins of 45 Colum Road, Cardiff. 6 pages held together top left by metal clip.
Pwnc
Diwydiant
Rhif yr Eitem
2001.142/6
Historical Associations
Associated Person/Body: Watkins, Charles Horace
Association Type: Associated person
Date: 1916
Place: 45 Colum Road
Derbyniad
donation, 22/8/2001
Mesuriadau
Meithder
(mm): 329
Lled
(mm): 204
Techneg
Typed
Deunydd
Paper
Metal
Lleoliad
In store
Dosbarth
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