Specifi cations
3
Versions and subclasses
.02
Versions
A: .......................................................................................................for sewing fi ne materials
B: ................................................................................... for sewing medium-weight materials
Subclasses
-900/93: ............................................................................................................ Thread trimmer
-909/93: ................................................................................................................ Thread wiper
-910/93: ............................................................................................Automatic presser foot lift
-911/93: ....................................................................................................... Backtacking device
11