Title:
PREPARATION OF CONICAL VESSEL AND ITS DEVICE
Document Type and Number:
Japanese Patent JPS5521273
Kind Code:
A
Inventors:
HOSOYA TOKUO
Application Number:
JP9490278A
Publication Date:
February 15, 1980
Filing Date:
August 02, 1978
Export Citation:
Assignee:
HOSOYA TOKUO
International Classes:
B31B50/06; B31B50/28; B31B50/62; B31C1/00; B31B50/00; (IPC1-7): B31B1/06; B31B1/28; B31B1/62; B31B17/00; B31C1/00
Domestic Patent References:
| JP39012689A | ||||
| JPS51122565A | 1976-10-26 | |||
| JPS271969Y1 |