Patent Model - Improvement in Door-Holders

Maker and role
J. White, Patentee
Production date
Feb 01 1869
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Object detail

Pine, tinned sheet iron
12 x 8 3/8 x 3" (30.5 x 21.3 x 7.6cm)
The nature of White's invention "consists in constructing of suitable material a fastener for holding open doors and shutters, consisting of a hollow cone open at its point or apex, and which is fastened on the wall against which the door, intended to be fastened, lies when open, and a pyramid-shaped lock, provided with a latch and spring in its interior, and a thumb-key running into it." (Patent Number 89,101)
Object number
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