Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as buried fiber optic cables
A Standard patent application filed on 07 February 1990 credited to Rippingale, John B.
;
Osman, Bradley L.
;
Schonstedt, Erik O.
;
Upton, Charles R.
Details
Application number :
54344
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as buried fiber optic cables
Inventor :
Rippingale, John B.
;
Osman, Bradley L.
;
Schonstedt, Erik O.
;
Upton, Charles R.
Agent name :
SPRUSON & FERGUSON
Address for service :
GPO Box 3898 SYDNEY NSW 2001
Filing date :
07 February 1990
Associated companies :
Applicant name :
Schonstedt Instrument Company
Applicant address :
1775 Wiehle Avenue, Reston, VA 22090, United States of America