Patent DE1200007B successfully refreshed from Google Patents.
DE1200007B
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Sound absorber with a backdrop for attenuating noise emitted from a wall opening or the like
Assignee: BBM Gerber Technologie GmbH
•
Filing: 1964-07-24
•
Granted: —
•
Expires: 1984-07-24
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Oskar Gerber
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 10:13
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/16; F; F04; F04D; F04D29/00; F04D29/66; F04D29/661; F04D29/663; F04D29/664
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2720935A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.