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R & D Office Makoto Ltd. Patents |
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Assignee: R & D Office Makoto Ltd.
Address: Machida, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D257534 |
Tone-arm |
November 18, 1980 |
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| 4256312 |
Turn table device for record players |
March 17, 1981 |
| An air supported turntable assembly comprises a rotatable member having a center pin thereon and a stationary member secured to a base plate of a record player. One member is made in a frustoconical or conical configuration with its axis aligned with the axis of the center pin. The o | |
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