History change record, Bestar electronics industry co.,ltd, Transducer – BeStar BMT1201H8.5F-02 LF User Manual
Page 6: Change items, Version no, Date, Drawn, Approved
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BESTAR ELECTRONICS INDUSTRY CO.,LTD
A
Date
REV.
Drawn
Checked by:
Note
Approved by:
Drawn by:
Date:
B
Transducer
A
Page:5 of 5
B
C
D
C
D
E
F
E
F
Change Items
Before
version
No.
A
G
After
BMT1201H8.5F-02 LF
6. History change record
H
Date
05/07/01
Drawn
陶红仲
Approved
程久生
G
H
6
5
4
3
2
1
DRG NO: BS/TET01.004C
05/11/02
08/03/20
陶红仲
郭 敏
魏奉玲
张秀琴
B
C
change SPL 80dB into 85dB
cancle the printing
05/07/01
A
陶红仲
BMT1201H8.5-02 LF
魏奉玲
陶红仲
张秀琴
08/03/20
05/11/02
B
陶红仲
08/03/20
C
魏奉玲
change SPL into 85dB
cancel the printing
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