Number | Date | Country | Kind |
---|---|---|---|
8428644 | Nov 1984 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
498552 | Hunt | May 1893 | |
1979195 | Salomon | Jul 1933 | |
2494186 | Magnusson | Jan 1950 | |
3181860 | Liebenow et al. | May 1965 | |
3536570 | Holstein | Oct 1970 | |
3575409 | Calvert | Apr 1971 | |
3835717 | Rudolph | Sep 1974 | |
3887177 | Farfaglia et al. | Jun 1975 | |
3994490 | Smiltneck | Nov 1976 | |
4069724 | Sobotta | Jan 1978 | |
4154438 | Seragnoli | May 1979 |
Entry |
---|
IBM Technical Disclosure Bulletin, "Paper Feed Apparatus" vol. 22, No. 4, Sep. 1979. |