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US Patent: 289,497
Machine for Boring and Grooving Sash-Stiles
Patentee:
John T. Bierds (exact or similar names) - Brooklyn, NY

USPTO Classifications:
408/26

Tool Categories:
woodworking machines : specialty woodworking machines : window making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. W. Almqvist
A. Wahlberg
Patent Dates:
Applied: Sep. 21, 1883
Granted: Dec. 04, 1883

Patent Pictures: [ 1 | 2 ]
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