Vacuum flask

Details Vacuum flask Vacuum flask

2007-09-11

2007-09-11

Pandozzi, M. N. (Department: 2915)

Compound tools

Cutter combined with other tool or tools

Design Patent

active

29251700

CLAIM:
The ornamental design for a vacuum flask, as shown.

REFERENCES:
patent: D200487 (1965-03-01), Dann, Jr.
patent: D201839 (1965-08-01), Erkers
patent: D221796 (1971-09-01), Greger
patent: D420545 (2000-02-01), Huang
patent: D444338 (2001-07-01), Huang
patent: D444339 (2001-07-01), Huang
patent: D454468 (2002-03-01), Mano
patent: 6425496 (2002-07-01), Schulein
patent: D495917 (2004-09-01), Watanabe
patent: D521795 (2006-05-01), Imai
patent: D528846 (2006-09-01), Tamura

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