Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature
Reexamination Certificate
2005-03-01
2005-03-01
Ryan, Patrick (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Having magnetic field feature
C429S006000, C429S006000
Reexamination Certificate
active
06861166
ABSTRACT:
A fuel cell system has at least one fuel cell and a fan for supplying air to the at least one fuel cell. Sound-absorbing means for absorbing sound in the air section of the fuel cell system are designed as broadband silencers.
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Ballard Power Systems AG
Mercado Julian
Ryan Patrick
Seed IP Law Group PLLC
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