Number | Name | Date | Kind |
---|---|---|---|
D371502 | Morris | Jul 1996 | |
4475311 | Gibson | Oct 1984 | |
4553353 | Simpson | Nov 1985 | |
4640048 | Winner et al. | Feb 1987 | |
4791756 | Simpson | Dec 1988 | |
4901475 | Simpson | Feb 1990 |
Entry |
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Ashland Products Trade Literature entitled "Single & Double Hung Slider Casement", Ashland Products, Chicago, Illinois, Pub'd Prior To Application Filing Date. |