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US Patent: 1,124,595
Plumb Bob
Patentees:
John Dailey - Hepzibah, WV
Dominick Bertolino - Hepzibah, WV

USPTO Classifications:
33/394

Tool Categories:
layout tools : plumb bobs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. L. Howard
H. C. Collins

Patent Dates:
Applied: Jun. 28, 1913
Granted: Jan. 12, 1915

Patent Pictures:
USPTO pdf tiff
Google Patents
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Description:
Plumb bob with internal reel and provision at the cap for a friction clamp which is operated by squeezing two pins to release and hold the line.

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