Augusta Guest

Summary

Augusta Guest of Brooklyn, New York was granted US Patent 108,352, “Improvement in Fire-Alarm Thermometers,” on October 18, 1870 — a sealed mercury bulb that ruptures on heat, completes an electric circuit, and triggers an alarm. Beyond the patent record, her life dates and biography are not documented.

Focus areas: Patents · Fire safety · Women inventors

At a glance

Field

Patents · Fire safety

Location

Brooklyn, New York

References · in priority order

1. US Patent 108,352 (1870)patents.google.com/patent/US108352A/en

Sources

• Of Brooklyn, New York; granted US Patent 108,352, 'Improvement in Fire-Alarm Thermometers,' Oct 18, 1870 — a sealed mercury bulb that ruptures on heat, completes an electric circuit, and triggers an alarmGoogle Patents