Title:
【発明の名称】シートの硬さ測定方法及び装置
Document Type and Number:
Japanese Patent JP2649579
Kind Code:
B2
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Inventors:
ISONO TAKAO
Application Number:
JP15822089A
Publication Date:
September 03, 1997
Filing Date:
June 22, 1989
Export Citation:
Assignee:
KANTO JIDOSHA KOGYO KK
International Classes:
G01M5/00; G01L5/00; G01M13/00; G01N3/40; (IPC1-7): G01N3/40; G01L5/00
Domestic Patent References:
| JP5750641A | ||||
| JP555360U | ||||
| JP63163446U |
Attorney, Agent or Firm:
Shoji Fukudome