Sprecher & Schuh Ltd. (SSA)

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Patents Grantslast 30 patents

Information Patent Grant
Puffer interrupter with main and auxiliary pistons and common cylinder
- Patent number 4,103,131
- Issue date Jul 25, 1978
- Sprecher & Schuh Ltd. (SSA)
- Rudolf Graf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal arcing ring for high voltage gas-insulated bus
- Patent number 4,090,028
- Issue date May 16, 1978
- Sprecher & Schuh Ltd. (SSA)
- Jurg Vontobel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Puffer interrupter with piston bypass channel
- Patent number 4,079,218
- Issue date Mar 14, 1978
- Sprecher & Schuh Ltd. (SSA)
- Hubert Spiegel
- H01 - BASIC ELECTRIC ELEMENTS