diff --git a/EGkGeoObjSave.h b/EGkGeoObjSave.h
index 3d9c0b1..7f2b170 100644
--- a/EGkGeoObjSave.h
+++ b/EGkGeoObjSave.h
@@ -39,5 +39,40 @@ SaveGeoObj( IGeoObj* pGObj, const std::string& sFile, int nFlag = GDB_SV_BIN)
   // rimuovo l'oggetto dal GeomDB
    bOk = ( pGeomDB->RemoveGeoObjAndErase( nId) != nullptr) && bOk ;
 
+   return bOk ;
+}
+
+//----------------------------------------------------------------------------
+bool
+SaveGeoObj( std::vector<IGeoObj*> vpGObj, const std::string& sFile, int nFlag = GDB_SV_BIN)
+{
+   for ( int i = 0 ; i < int( vpGObj.size()); ++i) {
+     // verifico validità oggetto
+      if ( vpGObj[i] == nullptr  ||  ! vpGObj[i]->IsValid() )
+         return false ;
+   }
+  // creo GeomDB temporaneo
+   PtrOwner<IGeomDB> pGeomDB( CreateGeomDB()) ;
+   if ( IsNull( pGeomDB))
+      return false ;
+   INTVECTOR vIds ;
+   int nLayId = 0 ;
+   for ( int i = 0 ; i < int( vpGObj.size()); ++i) {
+     // inserisco l'oggetto nel GeomDB (sotto pezzo/layer)
+      if ( i == 0) {
+         int nPartId = pGeomDB->AddGroup( GDB_ID_NULL, GDB_ID_ROOT, Frame3d()) ;
+         nLayId = pGeomDB->AddGroup( GDB_ID_NULL, nPartId, Frame3d()) ;
+      }
+      int nId = pGeomDB->AddGeoObj( GDB_ID_NULL, nLayId, vpGObj[i]) ;
+      vIds.push_back( nId) ;
+      if ( nId == GDB_ID_NULL)
+         return false ;
+   }
+  // eseguo il salvataggio
+   bool bOk = pGeomDB->Save( vIds, sFile, nFlag) ;
+  // rimuovo l'oggetto dal GeomDB
+   for ( int i = 0 ; i < int( vIds.size()); ++i)
+      bOk = ( pGeomDB->RemoveGeoObjAndErase( vIds[i]) != nullptr ) && bOk ;
+
    return bOk ;
 }
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