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US Patent: 3,564,990
Laboratory equipment having a collapsible canopy
Patentee: Peter Smedes (exact or similar names) - Muskegon, MI USPTO Classifications: 454/67 Tool Categories: Assignees: E. H. Sheldon & Co. - Muskegon, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 19, 1969 Granted: Feb. 23, 1971 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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