Number | Date | Country | Kind |
---|---|---|---|
92810661.6 | Aug 1992 | EPX |
Number | Name | Date | Kind |
---|---|---|---|
416115 | Mayall | Nov 1889 | |
1541143 | Heile | Jun 1925 | |
1739529 | Skinner | Dec 1929 | |
1907067 | Hartmann | May 1933 | |
2508193 | Ringler | May 1950 | |
2881967 | Ringler | Apr 1959 | |
3018031 | Ahlbor et al. | Jan 1962 | |
3037683 | Sherrill | Jun 1962 | |
3048324 | Anderson | Aug 1962 | |
3207417 | Hennessy et al. | Sep 1965 | |
3765593 | D'Allessio | Oct 1973 | |
3897900 | Gorski et al. | Aug 1975 | |
4513863 | Schillinger | Apr 1985 | |
4890440 | Romagnoli | Jan 1990 |
Number | Date | Country |
---|---|---|
697686 | Nov 1964 | CAX |
670668 | Sep 1968 | CAX |
713675 | Aug 1931 | FRX |
1207892 | Sep 1959 | FRX |
1277662 | Oct 1961 | FRX |
2130640 | Nov 1972 | FRX |
1255030 | Nov 1967 | DEX |
2207449 | Aug 1973 | DEX |
929825 | Jun 1963 | GBX |
2031386 | Apr 1980 | GBX |
2207881 | Feb 1989 | GBX |
Entry |
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The Wiley Encyclopedia of Packaging Technology, John Wiley & Sons, pp. 150, 151 (1986). |