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US Patent: 17,141
Machine for mortising the stiles of blind-slats
Patentee:
D. T. Drake (exact or similar names) - Leominster, MA

USPTO Classifications:
144/71, 408/26

Tool Categories:
woodworking machines : joint making machines : mortising machines
woodworking machines : specialty woodworking machines : windowblind machines
woodworking machines : wood drilling and boring : mortising machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
P. E. Teschemacher
Thomas R. Roach

Patent Dates:
Granted: Apr. 28, 1857

Patent Pictures:
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