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Svenska Dataregister AB
Svenska Da
Active Patents
0
Total Holdings
3
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3868514A
Handheld reading device
Expired / Lapsed
1973-09-24
1975-02-25
12
Details
US3748483A
Indicating device for use in optical data sensing equipment
Expired / Lapsed
1971-12-14
1973-07-24
3
Details
US3509353A
Portable record reader
Expired / Lapsed
1967-06-27
1970-04-28
0
Details