product_hide_tabs/views/product_view.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>
    	 <record id="product_template_hide_tabs" model="ir.ui.view">
            <field name="name">product.template_hide_tabs</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='Inventory']" position="attributes">
                	<attribute name="attrs">{'invisible':True}</attribute>
                </xpath>
            </field>
        </record>
    </data>
</openerp>