Patent number: |
NL6808720 |
Publication
date: |
1969-12-23 |
Inventor: |
PLUKKER GERARDUS WILHELMUS |
Applicant: |
PHILIPS NV |
Classification: |
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international: |
H01J29/02 |
- european: |
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Application
number: |
NL19680008720 19680621 |
Priority
number(s): |
NL19680008720 19680621 |
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Also published
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US3617787 (A1) |
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GB1201016 (A) |
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FR2011387 (A1) |
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ES368553 (A) |
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DE1927966 (A1) |
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