2048604-A is referenced by 8 patents.

Title
Moving body track indication system
Application Number
GB19800013337 19800423
Publication Number
2048604 (A)
Application Date
April 23, 1980
Publication Date
December 10, 1980
Assignee
Furuno Electric Co
IPC
G01S 05/10
G01S 01/00
G01C 21/20
G01S 01/04
G01C 21/22
View Original Source Download PDF