Merging

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="682.667"
    height="682.667"
    viewBox="0 0 682.667 682.667"
>
    <defs>
        <clipPath id="a" clipPathUnits="userSpaceOnUse">
            <path d="M0 512h512V0H0Z" />
        </clipPath>
    </defs>
    <path
        d="M0 0h60v60h60v-180h60v-60h-60v-60H60v180H0Z"
        transform="matrix(1.33333 0 0 -1.33333 221.333 221.333)"
        fill="none"
        stroke="#000"
        stroke-width="20"
        stroke-linecap="round"
        stroke-linejoin="round"
        stroke-miterlimit="10"
        stroke-dasharray="none"
        stroke-opacity="1"
    />
    <g clip-path="url(#a)" transform="matrix(1.33333 0 0 -1.33333 0 682.667)">
        <path
            d="M0 0c0-5.523-4.478-10-10-10S-20-5.523-20 0s4.478 10 10 10S0 5.523 0 0"
            transform="translate(399 122)"
            fill="#000"
            fill-opacity="1"
            fill-rule="nonzero"
            stroke="none"
        />
        <path
            d="m0 0-65.165-65.165c-9.63-9.63-22.439-14.94-36.06-14.94-13.62 0-26.43 5.31-36.06 14.94l-194.94 194.94c-9.629 9.63-14.94 22.44-14.94 36.06 0 13.62 5.311 26.43 14.94 36.06l194.94 194.94c9.63 9.63 22.44 14.94 36.06 14.94 13.621 0 26.43-5.31 36.06-14.94l194.94-194.94c9.63-9.63 14.941-22.44 14.941-36.06 0-13.62-5.311-26.43-14.941-36.06L63.61 63.61"
            transform="translate(357.225 90.165)"
            fill="none"
            stroke="#000"
            stroke-width="20"
            stroke-linecap="round"
            stroke-linejoin="round"
            stroke-miterlimit="10"
            stroke-dasharray="none"
            stroke-opacity="1"
        />
    </g>
</svg>