Refine My Results

Creation Date 

1. Before 1960  (12,459)
2. 1960 To 1975  (28,941)
3. 1976 To 1991  (183,609)
4. 1992 To 2008  (646,023)
5. After 2008  (1,862,751)
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New Records 

1. New From Last Month  (97,330)
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Subject 

1. Physics  (702,074)
2. Measuring  (333,260)
3. Testing  (333,260)
4. Devices For Introducing Media Into, Or Onto, The Body  (248,001)
5. Devices For Producing Or Ending Sleep Or Stupor  (248,001)
6. Devices For Transducing Body Media Or For Taking Media Fromthe Body  (248,001)
7. Prostheses  (236,698)
8. First-Aid Kits  (236,698)
9. Treatment Or Protection Of Eyes Or Ears  (236,698)
10. Orthopaedic, Nursing Or Contraceptive Devices  (236,698)
11. Filters Implantable Into Blood Vessels  (236,698)
12. Bandages, Dressings Or Absorbent Pads  (236,698)
13. Fomentation  (236,698)
14. Calculating  (219,475)
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Language 

1. English  (2,342,922)
2. Chinese  (602,914)
3. French  (584,628)
4. German  (391,294)
5. Japanese  (161,558)
6. Korean  (96,376)
7. Russian  (66,939)
8. Ukrainian  (12,108)
9. Swedish  (6,874)
10. Danish  (6,619)
11. Spanish  (5,382)
12. Finnish  (5,050)
13. Portuguese  (4,753)
14. Polish  (4,693)
15. Italian  (4,362)
16. Norwegian  (2,453)
17. Dutch  (2,250)
18. Hebrew  (1,939)
19. Romanian  (1,255)
20. Czech  (1,105)
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