• Reference
    IG2/1
  • Title
    Register marked 'Igranic Electric Co Patents Register' giving lists of British, Irish and foreign patents, acquired patents, code cases, trade marks etc. The register gives serial number, subject, applicants, agent, dates, renewals, remarks etc. With list of categories at front
  • Date free text
    1897-1967
  • Production date
    From: 1897 To: 1967
  • Language
    English
  • Level of description
    item