DE493973C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Pin status indicator, which shows an image of the pin status in the bowler's field of vision
Assignee: WOLRAD STUHLMANN
•
Filing: —
•
Granted: 1930-03-15
•
Expires: 1947-03-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 14:50
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/04; A63D2005/048
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.