Services tourist. Tour operators and travel agencies. Terminology

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Hexamethylenetetramine for industrial use. Specifications

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Tourism services. Industrial tourism. Service provision

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Plain gauges for dimensions over 500 mm. Tolerances

Norma vydaná dňa 1.7.1969

Metalls. Bend test for sheets and strips thickness less then 4 mm

Norma vydaná dňa 1.1.1969

Lether thickness area measuring machine. Methods and means for verification

Norma vydaná dňa 1.7.1969

Occupational safety standards system. Personal protective means of hearing body. Test methods. Part 1. Physical test methods

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Occupational safety standards system. Personal protective means of hear body. Test methods. Part 2. Acoustic test methods

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Electronic tubes. Terms and definitions

Norma vydaná dňa 1.7.1978

Single-operator rectifiers with falling external characteristics for arc welding. General specifications

Norma vydaná dňa 1.7.1978