David N. Crosthwait, Jr. · Orville

Main Entry: David N. Crosthwait, Jr.
Patent Title: Method and Apparatus for Setting Thermostats
Family Name: Crosthwait
Given Name: David
Middle Name: N.
Suffix: Jr.
Patent Date: March 6, 1928
Patent Number: 1,661,323
Location: IA
Multiple Patents: This inventor has multiple patents some of which may not be listed. For additional patents for this inventor see http://www.uspto.gov/patft/index.html or http://www.google.com/patents.

Item sets: INDEX OF BLACK INVENTORS BY STATE OR COUNTRY OF RESIDENCE 1834-2008