Class Notation : Attestation that the relevant components and materials have been certified in accordance with the applicable rules of the classification Society for specific features
J. R. Kuehmayer, Austrian Marine Equipment Manufacturers, AMEM Communication, Glossary of Class related terms, abbreviations and Acronyms, Vienna, Austria 2007. http://www.amem.at/pdf/AMEM_Communication_023.pdf, (Mrn/ Class Related Terms - Brit) {983}