Number | Date | Country | Kind |
---|---|---|---|
1-162217 | Jun 1989 | JPX |
This is a continuation of application Ser. No. 07/905,485, filed on Jun. 26, 1992, which was abandoned upon the filling hereof and which was a continuation of application Ser. No. 07/542,042, filed Jun. 22, 1990, now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
4035794 | Norton et al. | Jul 1977 | |
4323979 | Johnston | Apr 1982 | |
4333155 | Johnston | Jun 1982 | |
4467150 | Leitermann et al. | Aug 1984 | |
4528428 | Gotoh et al. | Jul 1985 | |
4571456 | Paulsen et al. | Feb 1986 | |
4671688 | Brashears | Jun 1987 | |
4716262 | Morse | Dec 1987 | |
4717990 | Tugcu | Jan 1988 | |
4742478 | Nigro, Jr. et al. | May 1988 | |
4791258 | Youtz et al. | Dec 1988 | |
4818828 | Corley et al. | Apr 1989 | |
4851618 | Amino et al. | Jul 1989 | |
4873394 | Bhargava et al. | Oct 1989 | |
4874493 | Smith et al. | Jan 1990 | |
4992631 | Gee | Feb 1991 | |
5153589 | Heys, Jr. et al. | Oct 1992 |
Number | Date | Country |
---|---|---|
0178800 | Apr 1986 | EPX |
Entry |
---|
"Keyboard Equipped with Two Key Layouts", IBM Technical Disclosure, vol. 30, No. 7, Dec., 1987, pp. 428-429. |
Toshiba, T1600 Portable Personal Computer, User's Manual, Sep., 1988. |
Toshiba, T3100e Portable Personal Computer, Reference Manual, Sep., 1988. |
Toshiba T32005X Portable Personal Computer, Reference Manual, Jul. 1989. |
Toshiba T3200 Portable Personal Computer, Reference Manual, copyright 1987. |
Toshiba, T3100SX Portable Personal Computer, Reference Manual, Sep. 1989. |
Toshiba, T5200 Portable Personal Computer, Reference Manual Sep., 1988. |
Toshiba, T2000 SX Portable Personal Computer, Reference Manual, Nov. 1990. |
Number | Date | Country | |
---|---|---|---|
Parent | 905485 | Jun 1992 | |
Parent | 542042 | Jun 1990 |