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Copy of a letter of enquiry dated 22/11/1949 from Martins to the Royal Commission on Awards to Inventors, asking whether he is entitled to an award under the wartime inventors scheme for a semi automatic method he developed for the manufacture of glass jewel instrument bearings which were used by Salford Electrical Instruments Ltd. and Metropolitan Vickers for instruments for aircrafts. The patent specification for the bearing jewels have been copied by the Archives Department, Manchester Central Library.
Copy of a letter of enquiry dated 22/11/1949 from Martins to the Royal Commission on Awards to Inventors, asking whether he is entitled to an award under the wartime inventors scheme for a semi automatic method he developed for the manufacture of glass jewel instrument bearings which were used by Salford Electrical Instruments Ltd. and Metropolitan Vickers for instruments for aircrafts. The patent specification for the bearing jewels have been copied by the Archives Department, Manchester Central Library.
1949
Archives
Negative Sheet Number 1/K45/37
Title:
Copy of a letter of enquiry dated 22/11/1949 from Martins to the Royal Commission on Awards to Inventors, asking whether he is entitled to an award under the wartime inventors scheme for a semi automatic method he developed for the manufacture of glass jewel instrument bearings which were used by Salford Electrical Instruments Ltd. and Metropolitan Vickers for instruments for aircrafts. The patent specification for the bearing jewels have been copied by the Archives Department, Manchester Central Library.
Date of work:
1949
Reference number:
GB124.DPA/1443/86
Level of description:
Use restrictions:
Unrestricted
Record types:
COMPONENT
Language:
English
Record number:
7487851
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