|
The ornamental design for an arithmetic operation control machine for electronic computers, substantially as shown. |
|||||||||||||||||
FIG. 1 is a front, top, and right side perspective view of an arithmetic operation control machine for electronic computers showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a rear elevational view thereof; and
FIG. 7 is a bottom plan view thereof.
Takahashi, Tsuneo, Andoh, Takaharu, Washizuka, Keiichi
| Patent | Priority | Assignee | Title |
| 4788658, | Jul 03 1986 | DELL U S A , L P | Apparatus for connecting computer components |
| D292289, | Jul 19 1984 | Kabushiki Kaisha Toshiba | Electronic computer |
| D292394, | Aug 24 1984 | Telemecanique Electrique | Programable controller |
| D296553, | Feb 14 1985 | Canon Kabushiki Kaisha | Computer |
| D300534, | Nov 19 1986 | Franklin Electronic Publishers, Incorporated | Digital display spelling dictionary |
| D302809, | Aug 24 1984 | La Telemecanique Electrique | Housing for a programming terminal |
| D302972, | Aug 24 1984 | La Telemecanique Electrique | Programmable controller |
| D313977, | May 24 1988 | Kabushiki Kaisha Toshiba | Electronic computer |
| D320196, | Oct 17 1988 | COMPAQ COMPUTER CORPORATION, A DE CORP | Portable computer docking station |
| D330703, | Jan 23 1990 | VTECH INDUSTRIES, INC | Electronic computer housing |
| D350126, | Jan 19 1993 | Ouanta Computer Inc. | Computer keyboard with built-in trackball |
| D823377, | Mar 28 2016 | ALPHATHETA CORPORATION | Electronic musical instrument |
| D840466, | Dec 13 2016 | ALPHATHETA CORPORATION | Electronic musical instrument |
| Patent | Priority | Assignee | Title |
| D275009, | Sep 19 1981 | Tokyo Shibaura Denki Kabushiki Kaisha | Keyboard-equipped arithmetic operation control machine for electronic computers |
| D279580, | Nov 02 1982 | EPSON CORPORATION, A CORP OF JAPAN | Portable electronic calculator |
| D280819, | Jul 29 1982 | SHARP KABUSHIKI KAISHA, A CORP OF JAPAN | Personal computer |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Feb 13 1984 | TAKAHASHI, TSUNEO | TOKYO SHIBAURA DENKI KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004237 | /0960 | |
| Feb 13 1984 | ANDOH, TAKAHARU | TOKYO SHIBAURA DENKI KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004237 | /0960 | |
| Feb 13 1984 | WASHIZUKA, KEIICHI | TOKYO SHIBAURA DENKI KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004237 | /0960 | |
| Mar 07 1984 | Tokyo Shibaura Denki Kabushiki Kaisha | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |