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US Patent: 735,731
Dust-proof joint-packing for dust-collectors, etc.
Patentee: Henry C. Draver (exact or similar names) - Richmond, IN USPTO Classifications: 267/167, 277/589 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Jesse S. Reeves John L. Rupe	Patent Dates: Granted: Aug. 11, 1903 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Draver Mfg. Co.

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