Extract from the Register of European Patents

Citations: EP3473886

Cited inInternational search
Type:Patent literature
Publication No.:JPH0821469  [A]
 (ITO KOZAI KAKO CENTER KK) [A] 1-4 * , claims 1 to 2; paragraphs [0012] to [0016] (Family: none) *;
Type:Patent literature
Publication No.:JPH07207446  [A]
 (NIIGATA ENGINEERING CO LTD) [A] 1-4 * , claim 1; paragraphs [0025] to [0028] (Family: none) *;
Type:Patent literature
Publication No.:JP2005282589  [A]
 (SHOWA CORP) [A] 1-4 * , paragraphs [0030] to [0041] (Family: none) *