<svg xmlns="http://www.w3.org/2000/svg" width="16" height="12"><path fill="#e0e0e0" d="M4 4a3 3 0 0 0 0 6h2V4zm6 0a3 3 0 0 0-3 3v3h2V7a1 1 0 0 1 1-1h1V4zm4 0a3 3 0 0 0-3 3v3h2V7a1 1 0 0 1 1-1h1V4zM4 6v2a1 1 0 0 1 0-2z"/></svg>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="12"><path fill="#e0e0e0" d="M4 4a3 3 0 0 0 0 6h2V4zm6 0a3 3 0 0 0-3 3v3h2V7a1 1 0 0 1 1-1h1V4zm4 0a3 3 0 0 0-3 3v3h2V7a1 1 0 0 1 1-1h1V4zM4 6v2a1 1 0 0 1 0-2z"/></svg>