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US Patent: 1,548,421
Marker
Clapboard and Trim Marker
Patentee:
Charles B. McCallum (exact or similar names) - Oakland, CA

USPTO Classifications:
33/411

Tool Categories:
layout tools : scribes : clapboard markers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 03, 1923
Granted: Aug. 04, 1925

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Ralph Brendler
Description:
This is a very simple clapboard marker made of sheet metal, suitable for marking casement trim and baseboards.

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