| (84) |
Designated Contracting States: |
|
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO RS SE SI SK SM TR |
| (30) |
Priority: |
21.01.2013 JP 2013008781
|
| (43) |
Date of publication of application: |
|
28.03.2018 Bulletin 2018/13 |
| (62) |
Application number of the earlier application in accordance with Art. 76 EPC: |
|
14740759.7 / 2947957 |
| (73) |
Proprietor: AGC Inc. |
|
Tokyo 100-8405 (JP) |
|
| (72) |
Inventors: |
|
- KAGAYA, Osamu
TOKYO 100-8405 (JP)
- TOMINAGA, Hiromasa
TOKYO 100-8405 (JP)
- TAKAHASHI, Tomohiro
TOKYO 100-8405 (JP)
|
| (74) |
Representative: Müller-Boré & Partner
Patentanwälte PartG mbB |
|
Friedenheimer Brücke 21 80639 München 80639 München (DE) |
| (56) |
References cited: :
EP-A2- 0 726 232 US-A- 2 557 983
|
JP-U- H0 325 355
|
|
| |
|
|
|
|