Number | Name | Date | Kind |
---|---|---|---|
D225751 | Urquhart et al. | Jan 1973 | |
D226011 | Urquhart et al. | Jan 1976 | |
D303664 | Harden et al. | Sep 1989 | |
D311899 | Lenzing et al. | Nov 1990 | |
D314174 | Wong | Jan 1991 | |
D316396 | Decosse et al. | Apr 1991 |
Entry |
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SPS on p. 34 of Businessland 9-86 catalog, Located in Examiner Nunn's office. |
UPS on p. 45 of Electrical Systems Design, 7-89, Located in PTO Scientific Library. |
Exide Micro UPS from 3-90 brochure, Located in examiner's office. |
UPS on p. 34 of Electrical Systems Design, 5-90, Located in PTO Scientific Library. |