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Subject 

1. Manufacture Of Assemblages Of Electrical Components  (5)
2. Printed Circuits  (5)
3. Casings Or Constructional Details Of Electric Apparatus  (5)
4. Electric Techniques Not Otherwise Provided For  (5)
5. Pictorial Communication, E.G. Television  (4)
6. Physics  (4)
7. Electric Communication Technique  (4)
8. Accessories Therefor  (2)
9. Electrography  (2)
10. Measuring  (2)
11. Measuring Magnetic Variables  (2)
12. Measuring Electric Variables  (2)
13. Photography  (2)
14. Apparatus Or Arrangements For Taking Photographs Or Forprojecting Or Viewing Them  (2)
15. Testing  (2)
16. Apparatus Or Arrangements Employing Analogous Techniques Usingwaves Other Than Optical Waves  (2)
17. Cinematography  (2)
18. Holography  (2)
19. Calculating  (1)
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1. French  (3)
2. German  (1)
3. Japanese  (1)
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