product_factory_referente/codigo_barra_view.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>
        <!-- Product Template Form View -->
        <record model="ir.ui.view" id="product_template_form_view_barcode">
            <field name="name">product.template.form.view.barcode</field>
            <field name="model">product.template</field>
            <field name="inherit_id" ref="product.product_template_only_form_view" />
            <field name="arch" type="xml">
                <field name="type" position="before">
                    <field name="factory_reference"/>
                </field>
            </field>
        </record>
        <!-- <record id="product_template_hide" model="ir.ui.view">
            <field name="name">product.template_hide</field>
            <field name="model">product.template</field>
            <field name="inherit_id" ref="product.product_template_form_view"/>
            <field name="arch" type="xml">
                <xpath expr="//form/sheet/notebook//page[@string='Procurements']" position="attributes">
                    <attribute name="attrs">{'invisible':True}</attribute>
                </xpath>
                <xpath expr="//form/sheet/notebook//page[@string='Sales']" position="attributes">
                    <attribute name="attrs">{'invisible':True}</attribute>
                </xpath>
            </field>
        </record> -->




         <!-- Product Form View -->
        <record model="ir.ui.view" id="product_form_view_barcode">
            <field name="name">product.form.view.barcode</field>
            <field name="model">product.product</field>
            <field name="inherit_id" ref="product.product_normal_form_view"/>
            <field name="arch" type="xml">
                <field name="type" position="before">
                    <field name="factory_reference"/>
                </field>
            </field>
        </record>
    </data>
</openerp>