Metal founding – Means to shape metallic material – Plural independent molds
Reexamination Certificate
1999-05-12
2001-11-13
Dunn, Tom (Department: 1725)
Metal founding
Means to shape metallic material
Plural independent molds
C164S325000, C164S007100
Reexamination Certificate
active
06315028
ABSTRACT:
FIELD OF INVENTION
This invention relates to equipment for making a mold under reduced pressures while a box containing a model for making it is circulated in the equipment.
REFERENCES:
patent: 2985926 (1961-05-01), Fellows
patent: 4071137 (1978-01-01), Fink
patent: 4711342 (1987-12-01), Abraham
patent: 51-8890 (1976-03-01), None
patent: 59-6733 (1984-02-01), None
Dunn Tom
Gray Cary Ware & Freidenrich LLP
Sinktokogio, Ltd.
Tran Len
LandOfFree
Equipment for circulating box containing model for making... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Equipment for circulating box containing model for making..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Equipment for circulating box containing model for making... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2569640