Hiroaki Masunaga

Follow

Person

Nagaokakyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of quenching glass sheets
- Patent number 4,285,716
- Issue date Aug 25, 1981
- Nippon Sheet Glass Co., Ltd.
- Seiichiro Honjo
- C03 - GLASS MINERAL OR SLAG WOOL