Application Type
National Patents
Application SubType
National Patent
(10) Registration Number and Date
1946/000083 1955.05.21
Status
Invalidated
(180) Expiration Date
1966.12.09
(20) Filing Number and Date
BW P/1946/000083 1946.12.09
(40) Publication Number and Date
(86) PCT Filing Number and Date
(87) PCT Publication Number and Date
(85) National Entry Date
(30) Priority Details
(51) IPC Classes
(72) Inventor
(74) Representative Name
(EN) A. L. SPOOR & FISHER : P. O. Box 454
(54) Title
(EN) METHOD OF GEOPHYSICAL PROSPECTING
(57) Abstract
(58) Citations
Document Type Date Action
Event NameDateStatus
Filing1946.12.09Filed
Registration1955.05.21Registered
Invalidation1966.12.09Invalidated