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Creation Date 

1. Before 1960  (94)
2. 1960 To 1975  (70)
3. 1976 To 1990  (2,165)
4. 1991 To 2006  (2,195)
5. After 2006  (784)
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Resource Type 

1. Patents  (5,303)
2. Articles  (3)
3. magazinearticle  (1)
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Subject 

1. Physics  (5,291)
2. Measuring  (3,131)
3. Testing  (3,131)
4. Measuring Magnetic Variables  (2,171)
5. Measuring Electric Variables  (2,171)
6. Controlling  (2,114)
7. Regulating  (2,114)
8. Systems For Controlling Or Regulating Non-Electric Variables  (1,749)
9. Electricity  (1,531)
10. Tariff Metering Apparatus  (753)
11. Arrangements For Measuring Two Or More Variables Not Coveredin A Single Other Subclass  (753)
12. Measuring Not Specially Adapted For A Specific Variable  (753)
13. Measuring Or Testing Not Otherwise Provided For  (753)
14. Lighting  (741)
15. Weapons  (741)
16. Blasting  (741)
17. Heating  (741)
18. Mechanical Engineering  (741)
19. Transporting  (670)
20. Performing Operations  (670)
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Databases 

1. esp@cenet  (5,303)
2. ROAD: Directory of Open Access Scholarly Resources  (1)
3. MEDLINE  (1)
4. ProQuest Central  (1)
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Language 

1. Swedish  (2,648)
2. English  (425)
3. French  (17)
4. German  (4)
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Journal Title 

1. Duodecim  (1)
2. Lahivordlusi Lahivertailuja  (1)
3. Lähivõrdlusi. Lähivertailuja  (1)
4. Tutkiva Hoitotyö  (1)
5. Virittäjä  (1)
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