Catalogue description Plant and Machinery: Neptune track recorders: includes copies of patent specifications...
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Reference: | AN 129/135 |
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Description: |
Plant and Machinery: Neptune track recorders: includes copies of patent specifications nos 1, 051, 097 Improvements relating to Recording Apparatus and 1, 120, 363 Improvement relating to Peak Analysis Systems |
Note: | With plan |
Date: | 1967 Jan-1968 Dec |
Held by: | The National Archives, Kew |
Former reference in its original department: | 185-321-601 part 1b |
Legal status: | Public Record(s) |
Closure status: | Open Document, Open Description |
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