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Creation Date 

1. Before 1976  (1)
2. 1976 To 1981  (1)
3. 1982 To 1982  (1)
4. 1983 To 1984  (4)
5. After 1984  (4)
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Subject 

1. Diagnosis  (5)
2. Identification  (5)
3. Surgery  (5)
4. Funeral Devices  (4)
5. Operating Tables Or Chairs  (4)
6. Transport Or Accomodation For Patients  (4)
7. Chairs For Dentistry  (4)
8. Devices For Introducing Media Into, Or Onto, The Body  (1)
9. Acyclic Or Carbocyclic Compounds  (1)
10. Organic Chemistry  (1)
11. Machine Tools  (1)
12. Metal-Working Not Otherwise Provided For  (1)
13. Metallurgy  (1)
14. Chemistry  (1)
15. Devices For Producing Or Ending Sleep Or Stupor  (1)
16. Boring  (1)
17. Devices For Transducing Body Media Or For Taking Media Fromthe Body  (1)
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