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Patent:JP59053918


Patent:JP 59053918
Title:Abacus Provided With Timer
Date:28.03.1984
Place:
Country:Japan
Person:Horikoshi Tatsuo
Company:Hitachi (P) Seisakusho Kk
Internal Links:Kugelrechner
Keywords:
Link to the patent office:
(without guarantee)
 JP59053918