{{ form.number_class.errors }}
{{ form.number_class }}
{{ form.number_item.errors }}
{{ form.number_item }}
{{ form.number_variation.errors }}
{{ form.number_variation }}
{{ form.revision.errors }}
{{ form.revision }}
{{ form.description.errors }}
{{ form.description }}
{{ form.manufacturer.errors }}
{{ form.manufacturer }}
{{ form.new_manufacturer.errors }}
{{ form.new_manufacturer }}