Industrial Sales of Calif.
Named as the FAA publishes it on its approvals.
Approved to make 1 class of equipment. FAA spelling: Industrial Sales of Calif..
Equipment approvals technical standard order authorisations
TSO-C21 · Special Aircraft Turnbuckle Assemblies And/Or Turnbuckle Safetying Devices · *, *, * · other and general
Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.