Magnetic probe

Details Magnetic probe Magnetic probe

2009-08-13

2010-06-22

Whittington, Kenneth J (Department: 2858)

Electricity: measuring and testing

Magnetic

By paramagnetic particles

C324S260000, C324S244100

Reexamination Certificate

active

07741840

ABSTRACT:
A magnetic probe includes a tubular container, the inside of which can be observed and at least one end of which is closed, a paramagnetic seed which is fixed to an end of the tubular container, and a paramagnetic colloidal particle dispersion liquid that is filled in the tubular container.

REFERENCES:
patent: 1963496 (1934-06-01), Land
patent: 4267509 (1981-05-01), Graham
patent: 2001-281312 (2001-10-01), None
Office Action issued in Japanese Application 2009-123183, mailed Jun. 10, 2009 (English translation included).

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