of a mattress to the mattress edge, and to cover that raw edge with a protective tape or ribbon. [ ] some tape-edge machines are fully automated , capable of turning corners and flipping the mattress without involvement from the operator. [ ] the protective tape attached by a tape-edge machine, also...
manual sewing machines were ornately decorated. [ ] contents history awards see also references history[ edit ] frister & rossmann was founded in in berlin by gustav rossmann and robert frister. [ ] [ ] the uk importer was sued by the singer company in . [ ] the company became germany's largest sewing machine...