Title:
【考案の名称】ハンマ-装置用のピストンリング
Document Type and Number:
Japanese Patent JPS5929457
Kind Code:
U
Inventors:
Maeda Taro
Application Number:
JP12410982U
Publication Date:
February 23, 1984
Filing Date:
August 18, 1982
Export Citation:
International Classes:
F16J9/20; B21J7/24; F16J9/28; (IPC1-7): F16J9/20; B21J7/24; F16J9/28
Domestic Patent References:
| JPS5077752A | 1975-06-25 |