Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 4358957 | Temperature measuring method and apparatus A thermoelectric temperature sensing apparatus in which the thermoelectric reference junction is not maintained at a constant temperature but instead heat is supplied to it or extracted from it at a predetermined, preferably constant, rate by a heater or ... | 11/16/1982 |
| 4043835 | Flexible sleeve thermal path device for thermoelectric converter element pressure loading force application spring A flexible layered tubular sleeve which surrounds a thermoelectric element force application spring. The sleeve is electrically insulated from the thermoelectric element and provides a thermal path between the cold end junction of the thermoelectric eleme... | 08/23/1977 |
