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Norm

ÖNORM EN 257

Issue date: 1992 07 01

Mechanical thermostats for gas burning appliances

Withdrawn: 1996 10 01
Publisher:
Austrian Standards International
Format:
Paper | 21 Pages
Language:
German
Currently valid:
ÖNORM EN 257
2023 05 15
Mechanical thermostats for gas-burning appliances
Norm
ÖNORM EN 257
2010 08 01
Mechanical thermostats for gas-burning appliances
Norm
ÖNORM EN 257
1996 10 01
Mechanical thermostats for gas-burning appliances
Norm
ÖNORM EN 257
1992 07 01
Mechanical thermostats for gas burning appliances
Norm
ÖNORM M 7421-2
1980 09 01
Combinations of controls for gas appliances; temperature regulators and temperature limiters in comb...
Norm
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Norm
ÖNORM EN 257
Issue date : 1996 10 01
Mechanical thermostats for gas-burning appliances