DE1094150B
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Opening and closing device for sashes of windows that can be tilted about a horizontal axis, especially for concrete windows
Assignee: Individual
•
Filing: 1956-12-31
•
Granted: —
•
Expires: 1976-12-31
Abstract
No abstract record available.
Inventors
- 👤 Louis Schierholz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 20:57
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/24; E05C17/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.