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US Patent: 188,451
Improvement in indicators
Patentee:
Seth Wheeler (exact or similar names) - Albany, NY

USPTO Classifications:
73/716

Tool Categories:
propulsion and energy : steam apparatus : low water alarms

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. J. Wheeler
R. M. Hamilton

Patent Dates:
Applied: Jul. 21, 1876
Granted: Mar. 13, 1877

Patent Pictures:
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Description:
"The nature of my invention consists in certain constructions, combinations, and arrangements of parts, hereinafter described and specifically claimed, whereby a very reliable and quick-acting indicator for low or high water in boilers, reservoirs, cisterns, ships' holds, and similar vessels is produced."

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