DE331377C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Control device for wind motors with a funnel-shaped wind catcher controlled in the wind direction
Assignee: Individual
•
Filing: 1916-11-15
•
Granted: 1921-01-06
•
Expires: 1936-11-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 16:11
CPC Classifications
F; F03; F03D; F03D3/00; F03D3/04; F03D3/0436; F03D3/0445; F03D3/0463; F05; F05B; F05B2240/00; F05B2240/20; F05B2240/21; F05B2240/221; F05B2240/2212; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/74
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.