{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"IEC 60631 Ed. 1.0 b:1978, Characteristics and tests for electrodynamic and electromagnetic braking systems","author_name":"IEC TC/SC 9","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0Y2/bigB000Y2LL8O.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000Y2LL8O.html\">IEC 60631 Ed. 1.0 b:1978, Characteristics and tests for electrodynamic and electromagnetic braking systems</a>","width":400,"height":300}