4. Stock material or miscellaneous articles
  5. All metal or with adjacent metals
  6. Composite; i.e., plural, adjacent, spatially distinct metal...

David H. Johnston

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Abrasion resistant magnetic record members

Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent

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Extendable channel unit containing a conductor

Electricity: conductors and insulators – Overhead – Towers – poles or posts
Reexamination Certificate

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Extendable channel unit containing a conductor

Electricity: conductors and insulators – Wall mounted
Reexamination Certificate

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Method for classifying AVO data using an interpreter-trained...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Earth science
Reexamination Certificate

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Method for time-aligning multiple offset seismic data volumes

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Land-reflection type
Reexamination Certificate

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Profile ID: LFUS-PAI-P-866920

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