Number | Name | Date | Kind |
---|---|---|---|
24758 | Richardson | Jul 1859 | |
27311 | Richardson | Feb 1860 | |
40846 | Lownds | Dec 1863 | |
D178033 | Young et al. | Jun 1956 | |
D198348 | Fehling et al. | Jun 1964 | |
D280421 | Giugiaro | Sep 1985 | |
D335142 | Katami et al. | Apr 1993 | |
D395449 | Bussiere et al. | Jun 1998 | |
D402690 | Hazzard | Dec 1998 | |
555752 | Bacho | Mar 1896 | |
1738367 | Haught | Dec 1929 | |
2002501 | Donato | May 1935 | |
2114203 | Agbayani | Apr 1938 | |
2267147 | Baker | Dec 1941 | |
2592406 | Faltin | Apr 1952 | |
5564850 | Nagaoka | Oct 1996 | |
5717435 | Fukushima et al. | Feb 1998 | |
5747748 | Zigler | May 1998 | |
5913629 | Hazzard | Jun 1999 |
Number | Date | Country |
---|---|---|
2614842 | Nov 1988 | FRX |
298 02 841 U | Jun 1998 | DEX |
Entry |
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ttools, LLC; Internet; HTTP://www.ttools.net/specs.htm. |
Duo-1 pen stylus-black; PDA Direct, Inc.; last modified Oct. 5, 1998; Internet; HTTP://www.handhelddirect.com/pda31230.htm. |
"Electronic Pen with Retractable Tip"; IBM Technical Disclosure Bulletin, vol. 39, No. 7, Jul. 1996, pp. 19,20. |