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US Patent: 3,777,788
Cyclone separator
Patentee:
Mark R. Estabrook (exact or similar names) - Rockford, IL

USPTO Classifications:
141/270, 141/279, 141/284, 141/378, 141/387

Tool Categories:
specialty machines : separators

Assignees:
Barnes Drill Co. - Rockford, IL

Manufacturer:
Barnes Drill Co. - Rockford, IL

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 21, 1971
Granted: Dec. 11, 1973

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

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