on 31 Aug 1960
Last Applicant/ Owned by
Johnson & Allen Limited
Neocol Works, Smithfield, Sheffield
, ,
Serial Number
UK00000810104 filed on 31st Aug 1960
Registration Number
UK00000810104 registered on
31st Aug 1960
Metallic particles in suspension in liquids, for use in detecting flaws in ferro-magnetic materials.
UK00000810104
Word
Individual