Title:
列車検知システム
Document Type and Number:
Japanese Patent JP4346479
Kind Code:
B2
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Inventors:
Toda Minoru
Ogano Fumio
Masanori Kanzawa
Ogano Fumio
Masanori Kanzawa
Application Number:
JP2004073714A
Publication Date:
October 21, 2009
Filing Date:
March 16, 2004
Export Citation:
Assignee:
Daido Signal Co., Ltd.
International Classes:
B61L1/18
Domestic Patent References:
| JP6344910A | ||||
| JP2002274376A | ||||
| JP2002308095A |
Attorney, Agent or Firm:
Kaori Sato