CA480447A - Apparatus for detecting and/or locating by electrical means masses of electrically conducting or magnetic material - Google Patents
Apparatus for detecting and/or locating by electrical means masses of electrically conducting or magnetic materialInfo
- Publication number
- CA480447A CA480447A CA480447A CA480447DA CA480447A CA 480447 A CA480447 A CA 480447A CA 480447 A CA480447 A CA 480447A CA 480447D A CA480447D A CA 480447DA CA 480447 A CA480447 A CA 480447A
- Authority
- CA
- Canada
- Prior art keywords
- locating
- detecting
- magnetic material
- electrically conducting
- electrical means
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA480447T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA480447A true CA480447A (en) | 1952-01-22 |
Family
ID=35620124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA480447A Expired CA480447A (en) | Apparatus for detecting and/or locating by electrical means masses of electrically conducting or magnetic material |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA480447A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3763424A (en) * | 1971-07-15 | 1973-10-02 | Sperry Rand Corp | Metal detector for identifying and discriminating between objects of different size, shape, orientation and ferrous content and including an auto nulling circuit |
US4300097A (en) * | 1979-07-27 | 1981-11-10 | Techna, Inc. | Induction balance metal detector with ferrous and non-ferrous metal identification |
US4868910A (en) * | 1988-02-16 | 1989-09-19 | White's Electronics, Inc. | Metal detector with microprocessor control and analysis |
-
0
- CA CA480447A patent/CA480447A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3763424A (en) * | 1971-07-15 | 1973-10-02 | Sperry Rand Corp | Metal detector for identifying and discriminating between objects of different size, shape, orientation and ferrous content and including an auto nulling circuit |
US4300097A (en) * | 1979-07-27 | 1981-11-10 | Techna, Inc. | Induction balance metal detector with ferrous and non-ferrous metal identification |
US4868910A (en) * | 1988-02-16 | 1989-09-19 | White's Electronics, Inc. | Metal detector with microprocessor control and analysis |
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