Extract from the Register of European Patents

EP Citations: EP3974088

Cited inSearch
Type:Patent literature
Publication No.:US278084  [A]
 (BOGERT) [A] 1* figures 1,2 *;
Type:Patent literature
Publication No.:US305520  [A]
 (JUENGST) [A] 1 * figure 2 *;
Type:Patent literature
Publication No.:US672058  [A]
 (GADFIELD CLEMENT L [US]) [A] 1 * figure 1 *;
Type:Patent literature
Publication No.:US1367680  [A]
 (ALLEN ERNEST J) [A] 1 * figure 2 *;
Type:Patent literature
Publication No.:US2474877  [A]
 (WILSON HOWARD A) [A] 1 * figures 3-5,8-9 *;
Type:Patent literature
Publication No.:US2508390  [A]
 (HUNGERFORD WILLARD C) [A] 1 * figure 5 *;
Type:Patent literature
Publication No.:EP2402099  [AD]
 (AR2P ATELIER DE RECTIFICATION DE PROFILS DE PREC [FR]) [AD] 1-17 * the whole document *
Cited inby applicant
Type:Patent literature
Publication No.:EP2402099