Number | Name | Date | Kind |
---|---|---|---|
2231069 | Harris | Feb 1941 | |
4951475 | Alsenz | Aug 1990 | |
5067326 | Alsenz | Nov 1991 | |
5230223 | Hullar et al. | Jul 1993 | |
5265434 | Alsenz | Nov 1993 | |
5396779 | Voss | Mar 1995 | |
5522707 | Potter | Jun 1996 | |
5586444 | Fung | Dec 1996 |
Entry |
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"The new refrigeration system technology" brochure from Margaux CVC; Date: unk. |