04195425 is referenced by 25 patents and cites 6 patents.

System for measuring the relative position and/or velocity of two objects with respect to each other and/or with respect to a common reference system, such as the ground, according to the magnitude and direction thereof, using electro-optical measuring means, the improvement comprising:

Title
System for measuring position and/or velocity
Application Number
376418
Publication Number
4195425
Application Date
January 4, 1978
Publication Date
April 1, 1980
Inventor
Knut Heitmann
Wetzlar
DE
Ludwig Leitz
Wetzlar
DE
Agent
Gilbert L Wells
Assignee
Ernst Leitz Wetzlar
DE
IPC
G01C 3/08
G01C 3/00
G01P 3/36
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