Evaluation apparatus of scientific phenomena, educational...

Education and demonstration – Science – Means demonstrating physical property of substance

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C434S276000

Reexamination Certificate

active

07316569

ABSTRACT:
An evaluation apparatus of scientific phenomena, including:a base plate of a plate-like body on whose surface is formed an elongated groove having a transversely cross-sectional area of not more than 1 mm2; anda cover plate that is disposed on a surface of the base plate in close contact therewith and forms a fine flow passage on the base plate by covering the elongated groove, wherein scientific phenomena in the fine flow passage can be visually recognized.

REFERENCES:
patent: 1939776 (1933-12-01), Holmes et al.
patent: 1947605 (1934-02-01), Linney
patent: 2848822 (1958-08-01), Morse
patent: 3382593 (1968-05-01), Couch
patent: 3564733 (1971-02-01), Field
patent: 4034493 (1977-07-01), Ball
patent: 4290759 (1981-09-01), Seabourn et al.
patent: 4472145 (1984-09-01), Freeman et al.
patent: 5242307 (1993-09-01), Reinbold
patent: 6254396 (2001-07-01), Stevens
patent: 2006/0166177 (2006-07-01), Hageman
patent: 200 05 052 (2000-08-01), None
patent: 2000-242162 (2000-09-01), None
Japanese Abstract No. 2000242162, dated Sep. 8, 2000.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Evaluation apparatus of scientific phenomena, educational... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Evaluation apparatus of scientific phenomena, educational..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Evaluation apparatus of scientific phenomena, educational... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2776125

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.