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Creation Date 

1. Before 1961  (1,778)
2. 1961 To 1976  (5,782)
3. 1977 To 1992  (23,644)
4. 1993 To 2009  (72,817)
5. After 2009  (108,148)
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New Records 

1. New From Last Week  (166)
2. New From Last Month  (5,552)
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Subject 

1. Lighting  (60,573)
2. Weapons  (60,573)
3. Blasting  (60,573)
4. Heating  (60,573)
5. Mechanical Engineering  (60,573)
6. Vehicles, Vehicle Fittings, Or Vehicle Parts, Not Otherwiseprovided For  (60,333)
7. Arrangement Or Mounting Of Plural Diverse Prime-Movers Invehicles  (40,793)
8. Arrangement Or Mounting Of Propulsion Units Or Oftransmissions In Vehicles  (40,793)
9. Auxiliary Drives For Vehicles  (40,793)
10. Instrumentation Or Dashboards For Vehicles  (40,793)
11. Engineering Elements And Units  (37,825)
12. Thermal Insulation In General  (37,825)
13. General Measures For Producing And Maintaining Effectivefunctioning Of Machines Or Installations  (37,825)
14. Electricity  (36,877)
15. Portable Devices For Preventing Unwanted Movement Ofvehicles  (27,255)
16. Brake Control Systems Or Parts Thereof, In General  (27,255)
17. Arrangement Of Braking Elements On Vehicles In General  (27,255)
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Language 

1. English  (175,769)
2. German  (50,644)
3. French  (46,337)
4. Chinese  (21,981)
5. Korean  (14,201)
6. Japanese  (11,345)
7. Spanish  (4,530)
8. Italian  (2,245)
9. Portuguese  (1,832)
10. Russian  (1,722)
11. Swedish  (732)
12. Polish  (367)
13. Dutch  (282)
14. Czech  (249)
15. Danish  (238)
16. Norwegian  (139)
17. Ukrainian  (128)
18. Turkish  (109)
19. Finnish  (107)
20. Hungarian  (106)
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