<inputtype="text"class="form-control dropdown-toggle selectajax-inp"data-toggle="dropdown"id="id_parent_dev"placeholder="{% trans 'Find the device' %}"required>
<inputtype="text"class="form-control dropdown-toggle selectajax-inp hidden"data-toggle="dropdown"id="id_parent_dev"placeholder="{% trans 'Find the device' %}">
<inputtype="text"class="form-control dropdown-toggle selectajax-inp hidden"data-toggle="dropdown"id="id_parent_dev"placeholder="{% trans 'Find the device' %}"required>
<inputtype="text"class="form-control dropdown-toggle selectajax-inp"data-toggle="dropdown"id="id_parent_dev"placeholder="{% trans 'Find the device' %}">
<inputtype="text"class="form-control dropdown-toggle selectajax-inp"data-toggle="dropdown"id="id_parent_dev"placeholder="{% trans 'Find the device' %}"required>