国家/地区 中国（2）
IPC部 A（2）
IPC大类 A63（2） B32（2）
IPC小类 A63B（2）
IPC B32B033/00（2）
发明人
公开年
申请年
专利权人

Shock-absorbing slow-elastic sports mat comprises a shock-absorbing slow-elastic material layer, tear-resistant pound cloth, natural rubber layer, where tear-resistant weighing cloth arranged between shock-absorbing elastic material layer.

WENG C

Fabricating graphene table tennis bat three-ply substrate comprises e.g. providing graphene oxide, reacting graphene oxide with a base, subjecting to nucleophilic substitution reaction, applying and covering surface with second substrate.

WU X, ZHANG L, SUN S