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US Patent: 55,132
Improvement in Gages for Augers
Patentee:
Samuel L. Lyford - Portland, ME

USPTO Classifications:
408/202, 408/212

Tool Categories:
woodworking tools : hand drills : drill accessories : drill depth stops

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Joseph B. Hall
P. P. Reed

Patent Dates:
Granted: May 29, 1866

Patent Pictures:
USPTO pdf tiff
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Description:
Metallic, two piece depth stop utilizing two thumb screws to clamp the stop to the bit or auger.

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