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US Patent: 3,941,040
Fume hood
Patentee:
Arthur W. Carlson (exact or similar names) - Muskegon, MI

USPTO Classifications:
108/150, 454/56, 55/DIG.018

Tool Categories:

Assignees:
E. H. Sheldon & Co. - Muskegon, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 12, 1975
Granted: Mar. 02, 1976

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for E. H. Sheldon & Co.

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