| http://www.w3.org/ns/prov#value | - om WO9214601: B29C 65/229{characterised by the means for tensioning said heated wire, resistive ribbon, resistive band or resistive strip (means for compensating for the thermal expansion of welding jaws in general B29C 66/8185)}Definition statement This subgroup covers: Example 1, from US3005402: B29C 65/242{the heat transfer being achieved by contact, i.e. a heated tool being brought into contac
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