Patent CH217405A successfully refreshed from Google Patents.
CH217405A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Device for creating circular seed and seed furrows.
Assignee: Aellen Adolf
•
Filing: 1941-05-13
•
Granted: —
•
Expires: 1961-05-13
Abstract
No abstract record available.
Inventors
- 👤 Aellen Adolf
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-23 07:49
CPC Classifications
A; A01; A01C; A01C5/00; A01C5/02
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.