Title:
海域侵犯警告方法
Document Type and Number:
Japanese Patent JP4003696
Kind Code:
B2
Inventors:
Hiroyuki Morioka
Application Number:
JP2003142957A
Publication Date:
November 07, 2007
Filing Date:
May 21, 2003
Export Citation:
Assignee:
NEC
International Classes:
B63B22/00; G01S15/06; G01S19/14; G01S19/42; G08B21/18
Domestic Patent References:
| JP4120489A | ||||
| JP5027025A | ||||
| JP8040355A | ||||
| JP8061952A | ||||
| JP8015427A |
Attorney, Agent or Firm:
Isamu Takahashi