<field name="property_account_income" model="account.account" search="[('code', '=', '756000')]"/>
<field name="available_in_pos" eval="False"/>
<field name="purchase_ok" eval="False"/>
<field name="property_account_income" model="account.account" search="[('code', '=', '756000')]"/>
<field name="available_in_pos" eval="False"/>
<field name="purchase_ok" eval="False"/>