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US Patent: 720,804
Pneumatic-despatch-tube system
Patentee: Henry J. Hert (exact or similar names) - Indianapolis, IN USPTO Classifications: 406/183 Tool Categories: Assignees: Henry J. Hert - Indianapolis, IN Thomas Bemis - Indianapolis, IN Manufacturer: Not known to have been produced Witnesses: Arthur M. Hood James A. Walsh	Patent Dates: Applied: Aug. 18, 1902 Granted: Feb. 17, 1903 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Thomas Bemis
Description: Of interest because Thomas Bemis also patented and manufactured tablesaw gauges.

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