|
|
Security Cases
 |
Special Lock is used for case of carrying important materials.
Just down upperpart
can be locked |
Put paper on bodypart
|
Paper can see from
outside(nobody open yet) |
 |
 |
 |
For opening, must insert
key into the key hole |
Paper was broken
(someone open) |
|
 |
 |
As above, if paper was
broken, it is evidence
someone opened case.
|
|
|
|
