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Toho Polymer Kabushiki Kaisha Patents |
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Assignee: Toho Polymer Kabushiki Kaisha
Address: Tokyo, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4657419 |
Information carrier, having a roughened surface, method of manufacturing same, and apparatus the |
April 14, 1987 |
| An information carrier such as a push-button switch consists of a silicone elastomer. The information carrier has an a label-carrying surface in which there is embedded a printing ink having a vulcanizing mechanism similar to that of the silicone elastomer. The ink and silicone elastomer |
| 4463232 |
Membrane switch having spacer posts |
July 31, 1984 |
| Disclosed is a pushbutton-type switch such as used on the keyboard of a small-size electronic computer. The switch includes a main member carrying a movable contact and one or more projections or posts of lesser height than the movable contact. Upon application of finger pressure to the |
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