Identification 3d

Yes? Then It could be one of the following

 * Lemair Helvetia Dial-A-Matic Auto
 * Lemair Helvetia Embroidamatic Deluxe 2
 * Lemair Helvetia Gaiety (Amica)
 * Lemair Helvetia Pacesetter (Br FZ-2)
 * Lemair Helvetia Super Automatic
 * Lemair Helvetia Super Free Arm (Vi Amica E-75)
 * Lemair Helvetia Super Practical (Vi Amica E-75)
 * Lemair Helvetia 100 Super Selectomatic HZ3 B3
 * Lemair Helvetia 210 Super Selectomatic
 * Lemair Helvetia 510 Super Stretch
 * Lemair Helvetia 521
 * Lemair Helvetia 603
 * Lemair Helvetia 604
 * Lemair Helvetia 606
 * Lemair Helvetia 684 Embroidamagic
 * Lemair Helvetia 688
 * Lemair Helvetia 703 Pacesetter Super Full Automatic
 * Lemair Helvetia 704 Pacesetter
 * Lemair Helvetia 803 Boutique
 * Lemair Helvetia 850
 * Lemair Helvetia 875
 * Lemair Helvetia 930 Valiant Embroidamatic
 * Lemair Helvetia 1150
 * Lemair Helvetia 1200
 * Lemair Helvetia 1350F
 * Lemair Helvetia 2001 Super Programatic (Vi Amica E75)
 * Lemair Helvetia SZA-21-BH Swing'n'sew
 * Lemair Helvetia SZA-221
 * Helvetia Automatic Free Arm