Patent JPS5576832A successfully refreshed from Google Patents.
Patent DE1107282B successfully refreshed from Google Patents.
DE1107282B
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Multi-stage galvanically coupled transistor amplifier
Assignee: Koninklijke Philips NV
•
Filing: 1958-07-29
•
Granted: —
•
Expires: 1978-07-29
Abstract
No abstract record available.
Inventors
- 👤 Leonhard Eric Jansson
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-09 07:16
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/45; H03F3/45071; H03F3/45076; H03F3/4508; H03F3/45085; H03F3/45089; H03F1/00; H03F1/08; H03F1/22; H03F3/26; H03F3/42
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE1021926B
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.