Number | Date | Country | Kind |
---|---|---|---|
1003265 | Jun 1996 | NL |
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---|---|---|---|
3587856 | Lemelson | Jun 1971 | |
3674924 | Fischer et al. | Jul 1972 | |
3760161 | Lohne et al. | Sep 1973 | |
4138102 | Palmer | Feb 1979 | |
4921388 | Nelson | May 1990 | |
5034985 | Keough | Jul 1991 | |
5131545 | Owen | Jul 1992 | |
5175979 | van der werff et al. | Jan 1993 | |
5179820 | van der werff | Jan 1993 | |
5191525 | LeBrun et al. | Mar 1993 | |
5293431 | Hayduchok et al. | Mar 1994 | |
5444840 | Froessl | Aug 1995 | |
5510997 | Hines et al. | Apr 1996 | |
5602936 | Green et al. | Feb 1997 | |
5852918 | Hidding et al. | Dec 1998 |
Number | Date | Country |
---|---|---|
0571308 | Nov 1993 | EP |
9517975 | Jul 1995 | WO |
Entry |
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No author; “Office Automation; productivity through integration” 11/1984; Forbes v134, p161(16), DialogWeb copy pp. 1-18. |