Junichi Harukawa

Follow

Person

Otsu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fireproof polyesters from brominated dihydroxy alkoxy-diphenyl sulf...
- Patent number 4,104,259
- Issue date Aug 1, 1978
- Toyo Boseki Kabushiki Kaisha
- Yasuo Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...