Patent US2246766A successfully refreshed from Google Patents.
Patent US1440059A successfully refreshed from Google Patents.
Patent JPS59185071A successfully refreshed from Google Patents.
JPS59185071A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Controller of reproducing speed of information recording disc
Assignee: Hitachi Ltd
•
Filing: 1983-04-04
•
Granted: —
•
Expires: 2003-04-04
Abstract
Abstract Translated from Japanese (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。 (57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Inventors
- 👤 Yoshimi Iso
- 👤 佳実 磯
- 👤 Harushige Nakagaki
- 👤 中垣 春重
- 👤 Masafumi Nakamura
- 👤 雅文 中村
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-03 16:48
CPC Classifications
G; G11; G11B; G11B19/00; G11B19/20; G11B19/24; G11B19/28; G11B20/00; G11B20/10; G11B20/10527; G11B21/00; G11B21/02; G11B21/08; G11B21/081; G11B21/083; G11B27/00; G11B27/10; G11B27/19; G11B27/28; G11B27/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.