Metal working – Method of mechanical manufacture – Gas and water specific plumbing component making
Reexamination Certificate
2005-01-11
2005-01-11
Bochna, David (Department: 3679)
Metal working
Method of mechanical manufacture
Gas and water specific plumbing component making
C029S282000, C029S237000
Reexamination Certificate
active
06839966
ABSTRACT:
A branch pipe joint comprises a branch pipe joint body to which various pipes each having a different diameter are connected; and connecting pipes to be provided between the branch pipe joint body and the pipes. The connecting pipes are selected from various kinds of connecting pipes in accordance with sizes of fitting portions of the pipes. The selected pipe has a fitting portion at one end portion thereof to which the pipe is fitted, while the other end portion of the connecting pipe is connected to a communication port provided to the branch pipe joint body.
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Bochna David
Kakinuma Kinzoku Seiki Co. Ltd.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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