Number | Name | Date | Kind |
---|---|---|---|
1540376 | Thompson | Jun 1925 | |
1970417 | Dahlstrom | Aug 1934 | |
3662344 | Menke | May 1972 | |
3678481 | Dalziel et al. | Jul 1972 | |
3789160 | Breur et al. | Jan 1974 | |
3815150 | Stoddard et al. | Jun 1974 | |
3846836 | Masse et al. | Nov 1974 | |
3891796 | Takahara et al. | Jun 1975 | |
4040107 | Bryer | Aug 1977 |
Entry |
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IBM Tech. Disc. Bull., Baker et al., Rack-Mounted Diskette Storage Device, vol. 19, No. 10, Mar. 1977, pp. 3833-3836. |