CA625063A
(en )
1961-08-08
Method and apparatus for prospecting
CA654474A
(en )
1962-12-25
Prospecting methods and apparatus
CA618032A
(en )
1961-04-11
Method and means for identifying conductor pairs
CA618444A
(en )
1961-04-18
Electrical prospecting method and apparatus
CA650786A
(en )
1962-10-23
Electrical prospecting method and apparatus
CA624328A
(en )
1961-07-25
Xerographic apparatus and method
CA582817A
(en )
1959-09-08
Electrical prospecting method and apparatus
CA651447A
(en )
1962-10-30
Electromagnetic exploration method and apparatus
CA621426A
(en )
1961-06-06
Electroradiographic method and apparatus
CA634575A
(en )
1962-01-16
Electrical logging method and apparatus
AU263777B2
(en )
1963-08-29
Method and means for electrical connection
CA638931A
(en )
1962-03-27
Method and apparatus for marine electrical prospecting
CA613317A
(en )
1961-01-24
Electro-fishing method and apparatus involving reduced current
AU269431B2
(en )
1963-09-19
Iontophoresis method and apparatus
CA631506A
(en )
1961-11-21
Method and apparatus for electro magnetic prospecting
CA634716A
(en )
1962-01-16
Method and apparatus for electrical well logging
CA629823A
(en )
1961-10-24
Optimizing apparatus and method
CA629826A
(en )
1961-10-24
Optimizing apparatus and method
AU245538B2
(en )
1962-12-13
Electromagnetic prospecting method and apparatus
CA618518A
(en )
1961-04-18
Method and apparatus for seismic exploration
CA556233A
(en )
1958-04-22
Method and apparatus for electrical well-logging
CA636249A
(en )
1962-02-13
Electrical differential method and apparatus
CA624329A
(en )
1961-07-25
Xerographic apparatus and method
CA619766A
(en )
1961-05-09
Plating apparatus and method
CA618999A
(en )
1961-04-25
Magnetic testing apparatus and method