Honeywell T87

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Honeywell T87

The Honeywell T87 Round Thermostat is a thermostat that Honeywell International, Inc. first manufactured in 1953.[1] Henry Dreyfuss designed the thermostat based on a concept by Honeywell engineer Carl Kronmiller.[2]


  1. ^ Åström, Karl; Richard M. Murray (2008). Feedback Systems: An Introduction for Scientists and Engineers. Princeton University Press. p. 6. ISBN 978-0-691-13576-2.
  2. ^ "Corrections". Popular Science. Vol. 244 no. 4. April 1994. p. 8. ISSN 0161-7370.

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