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US Patent: 1,840,371
Fume hood
Patentee:
Edgar H. Sheldon (exact or similar names) - Muskegon, MI

USPTO Classifications:
454/67

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 08, 1928
Granted: Jan. 12, 1932

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for E. H. Sheldon & Co.

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