Number | Name | Date | Kind |
---|---|---|---|
2500688 | Kellie | Mar 1950 | |
2672018 | Jacobs | Mar 1954 | |
3005321 | Devery | Oct 1961 | |
3107502 | Herndon, Jr. et al. | Oct 1963 | |
3360958 | Miner | Jan 1968 | |
3848422 | Schibbye | Nov 1974 | |
4009591 | Hester | Mar 1977 | |
4439998 | Horvay et al. | Apr 1984 | |
4745777 | Morishita et al. | May 1988 | |
4748831 | Shaw | Jun 1988 |
Number | Date | Country |
---|---|---|
431893 | Nov 1911 | FRX |
1134858 | Jan 1983 | SUX |
Entry |
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"Refrigeration and Air Conditioning", W. F. Stoecker, 1958, McGraw Hill, pp. 57-61. |
"Heat Pumps-Limitations and Potential", J. B. Comly, H. Jaster, J. P. Quaile, Technical Information Series, Sep. 1975, pp. 7, 8, and 18. |
"Principles of Refrigeration", Roy J. Dossat, 2nd Ed., John Wiley & Sons, Inc., 1976, pp. 240, 241, 430 & 536. |