Number | Name | Date | Kind |
---|---|---|---|
2495713 | Foster | Jan 1950 | |
3103713 | Ahlgren | Sep 1963 | |
4034510 | Huelsekopf | Jul 1977 | |
4171835 | Conley | Oct 1979 | |
4586291 | Swan | May 1986 | |
4825595 | Bancroft | May 1989 | |
4837975 | Simpson | Jun 1989 | |
4901475 | Simpson | Feb 1990 | |
5064230 | Ornduff, Sr. | Nov 1991 | |
5165737 | Riegelman | Nov 1992 | |
5265308 | May et al. | Nov 1993 |
Entry |
---|
Ashland Products Trade Literature entitled "Single & Double Hung Slider Casement", Ashland Products, Chicago, Illinois, undated. |