← Back to Patent Explorer
DE757055C Expired / Lapsed DE ⏱️ 0.0 years remaining

Electro-hydraulic control for shut-off devices, slides, valves, taps

Assignee: WALDEMAR PRUSS FA
•
Filing: 1938-07-10
•
Granted: 1952-04-10
•
Expires: 1958-07-10
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Willi Daume

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-05 23:36
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/42

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

DE285516C Cited
GB476482A Cited
AT101861B Cited
DE550016C Cited
DE635171C Cited
FR819583A Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag