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Standard ETSI ETR 345-ed.1 31.1.1997 preview

ETSI ETR 345-ed.1

Human Factors (HF); Characteristics of telephone keypads and keyboards; Requirements of elderly and disabled people



STANDARD published on 31.1.1997


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18.50 USD

The information about the standard:

Designation standards: ETSI ETR 345-ed.1
Publication date standards: 31.1.1997
SKU: NS-311926
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: European technical standard
Category: Technical standards ETSI

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