Number | Name | Date | Kind |
---|---|---|---|
D204939 | Wyse | May 1966 | |
D225405 | Szeles | Dec 1972 | |
3351762 | Adkins et al. | Nov 1967 | |
3928843 | Sprout et al. | Dec 1975 |
Entry |
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The Silent Watchman Corp., 6/1980, front of the page, Infralarm II-in the middle of page -(BA800). |