Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate
2007-03-29
2009-10-06
Phan, Thiem (Department: 3729)
Metal working
Method of mechanical manufacture
Electrical device making
C029S845000, C029S848000, C029S858000, C200S0050EA, C200S308000, C200S341000, C200S512000, C200S517000
Reexamination Certificate
active
07596857
ABSTRACT:
A method manufactures a keyboard with injecting keys and an inmold metal sheet. The bottoms of grooves of the keys are combined with an elastic material layer to form a keyboard. The metal layer is disposed at a surface of said keyboard.
REFERENCES:
patent: 6291369 (2001-09-01), Yoshikawa et al.
patent: 6621027 (2003-09-01), Shimizu et al.
patent: 2540072 (2003-03-01), None
Chiu Shih-Lin
Huang Jen-Min
Yeh Chih-Feng
Phan Thiem
Wistron Corp.
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