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US Patent: 40,650
Improved artificial variegated marble
Patentees:
Abraham Straub (exact or similar names) - Milton, PA
Isaac Straub (exact or similar names) - Cincinnati, OH

USPTO Classifications:
106/284

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. T. Campbell
E. Schaferr
Patent Dates:
Granted: Nov. 17, 1863

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Isaac Straub & Co.

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