Online Standards Store PDF
Flame supervision devices for gas burning appliances. Thermo-electric flame supervision devices
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Alkaline secondary cells and batteries. Sealed nickel-cadmium button rechargeable single cells
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Radio-frequency cables types PK 50-13-15; PK 50-13-15-B and PK 50-13-15-OP. Specifications
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Stationary gas turbines for turbogenerators. General technical requirements
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