Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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12/14/1982
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Application #:
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06209704
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Filing Dt:
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11/13/1980
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Inventors:
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JOJI NAKAMURA, SHIGETAKE AKANUMA
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Title:
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METHOD AND APPARATUS FOR FRACTURING ROCK BEDS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 3-6, AKASAKA 2-CHOME, MINATO-KU |
| TOKYO, JAPAN 107 |
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| ARMSTRONG, NIKAIDO, MARMELSTEIN & |
| KUBOVCIK |
| 1725 K ST., N. W., STE. 912 |
| WASHINGTON, DC 20006 |
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