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Patent number:
Patent Date:
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)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Barnes Drill Co.
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