Number | Name | Date | Kind |
---|---|---|---|
3702585 | Landis et al. | Nov 1972 | |
3820456 | Wolfheimer | Jun 1974 | |
3869980 | Schroeder, Jr. | Mar 1975 | |
3977509 | Leersnijder | Aug 1976 | |
3983805 | Perkett et al. | Oct 1976 | |
4027586 | Hubbard | Jun 1977 | |
4278018 | Johannesson | Jul 1981 | |
4306817 | Alas | Dec 1981 | |
4396303 | Uddgren | Aug 1983 | |
4661001 | Takai et al. | Apr 1987 | |
4762063 | Yeagle | Aug 1988 | |
4810867 | Speicher | Mar 1989 | |
4824266 | Fujii et al. | Apr 1989 | |
4917011 | Mernauer | Apr 1990 |
Number | Date | Country |
---|---|---|
2456527 | Aug 1976 | DEX |
2466344 | Apr 1981 | FRX |
0212176 | Sep 1987 | JPX |
0238749 | Oct 1987 | JPX |
0249753 | Oct 1987 | JPX |
2072098 | Sep 1981 | GBX |
Entry |
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"Print Hammer Arrangement", IBM Tech. Discl. Bull., vol. 9, No. 8, 1/67, pp. 1013-1014. |
"Multi-Tierless Condensed Bar Code", IBM Tech. Discl. Bull., vol. 26, No. 2, 7/83, pp. 766-767. |