Number | Name | Date | Kind |
---|---|---|---|
2704556 | Blish | Mar 1955 | |
3032357 | Shames et al. | May 1962 | |
4307754 | Muratsubaki | Dec 1981 | |
4327775 | Tally | May 1982 | |
4456034 | Bixby | Jun 1984 | |
4463775 | Wink et al. | Aug 1984 | |
4669508 | Neaves | Jun 1987 | |
4842174 | Sheppard et al. | Jun 1989 | |
4966202 | Bryan et al. | Oct 1990 | |
5082028 | Jean-Jacques | Jan 1992 | |
5263646 | McCauley | Nov 1993 | |
5573039 | Mang | Nov 1996 |
Entry |
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Cedarberg Industries, Inc.--Brochure entitled "Snap Lock Systems", at pp. 4-7 and 42-43. |
Mr. Twist.TM. Flexible Light Brochure by DWI Co. Ltd., 1992. |