Canadian patents

被引：0

作者：

Anon

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来源：

Light Metal Age | 2002年 / 60卷 / 9-10期

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[21] COMMERCIAL PATENTS .6. DESCRIPTIONS - EXPIRATIONS OF PATENTS AND DESIGN PATENTS
HERING, H
WERKSTATTSTECHNIK ZEITSCHRIFT FUR INDUSTRIELLE FERTIGUNG, 1980, 70 (09): : 613 - 616
[22] Patents and patents, that is the real issue, not the patient ...
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[23] The Root of Patents, or Squaring Patents by Their Roots
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