Title:
MANUFACTURE OF BLACKBOARD, WHICH IS MADE OF WOOD AND CONTAIN OBSCURE LINE
Document Type and Number:
Japanese Patent JPS58166100
Kind Code:
A
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Inventors:
SAKURABA HIROTSUGU
Application Number:
JP4979082A
Publication Date:
October 01, 1983
Filing Date:
March 26, 1982
Export Citation:
Assignee:
SAKURABA KOKUBAN SEISAKUSHO KK
International Classes:
B43L1/10; (IPC1-7): B43L1/10
Domestic Patent References:
| JP53054145B |
Attorney, Agent or Firm:
Kawanari Yasuo
Previous Patent: JPS58166099
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