Chatwood "Invincible" patent pivoted-stump safe lock

Chatwood Invincible' patent pivoted-stump safe lock. Keyway cut in the eight levers' Chatwood Invincible' patent pivoted-stump safe lock. Keyway cut in the eight levers'

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Chatwood Invincible' patent pivoted-stump safe lock. Keyway cut in the eight levers'
Science Museum Group
© The Board of Trustees of the Science Museum

Chatwood Invincible' patent pivoted-stump safe lock. Keyway cut in the eight levers'
Science Museum Group
© The Board of Trustees of the Science Museum

Chatwood "Invincible" patent pivoted-stump safe lock. Keyway cut in the eight levers

Details

Category:
Locks & Fastenings
Object Number:
1985-1640
type:
lock
credit:
Ball, S.