{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"ORIGINAL PATENT APPLICATION NUMBER 634,743 FOR IMPROVEMENTS IN AND RELATING TO DRILLS (ESSEX).","author_name":"Frank Cecil Mannox, Brian Exley Berry, Edmund Thomas Stanley Brown and Hard Metals Limited. Murext Limited.","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002CIIT0G.html\">ORIGINAL PATENT APPLICATION NUMBER 634,743 FOR IMPROVEMENTS IN AND RELATING TO DRILLS (ESSEX).</a>","width":400,"height":300}