Patent JPS535631A successfully refreshed from Google Patents.
JPS535631A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Method and device for preventing toner from scattering to optical system of electrophotographic copier
Assignee: Ricoh Co Ltd
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Filing: 1976-07-06
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Granted: —
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Expires: 1996-07-06
Abstract
Abstract PURPOSE:To prevent attachment of toner to the light transmission system of the copier using a convergent light transmitter as an optical system for exposure.
Inventors
- 👤 Hajime Koyama
- 👤 Hiroharu Suzuki
- 👤 Manabu Mochizuki
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-09 20:23
CPC Classifications
—
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