Patent Model - Escutcheon Latch

Maker and role
Philos Blake, Patentee
Eli Blake, Patentee
John Blake, Patentee
Production date
Dec 31 1833
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Object detail

Media/Materials
Wood, brass
Measurements
4 x 5 1/2 x 5 1/2" (10.2 x 14 x 14cm)
Description
This patent, awarded to the Blake brothers for the first mortise lock, was patented prior to the present U.S. Patent Office numbering system. Only its drawing exists. (Patent Number 7,945 1/2 X)
Object number
2015.14.3879a-d
Currently on display?
No

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