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History change record, 赵 峥 李红元, Piezo ceramic element – BeStar FT-50T-3.3A1 User Manual

Page 5: Change items version no, Drawn date 6 5 4 3, Approved, 汤浩君 李红元

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G

G

06/05/06

DRG NO: BS/TEY01.100B

3

4

6

5

Date

Rev.

A

Drawn

www.be-star.com [email protected]

Approved by:

Note

Checked by:

赵 峥

李红元

Date:

Drawn by:

09/01/17

汤浩君

B

2

1

Page: 05 of 05

Piezo Ceramic Element

A

FT-50T-3.3A1

B

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6.History change record

Change Items

version
No.

Before

After

Drawn

Date

6

5

4

3

H

Approved

2

1

FT-50T-3.3A1

09/01/17

B

汤浩君

李红元

Here is not printing the

date of production on the
ceramic.

Here is printing the date of
production on the plate.

The date of sequence is
year ,month and day.