Tear bottles were designed with special seals, which allowed the tears to evaporate.

Left alone, the cardinal seated himself again and wrote a letter, which he secured with his special seal.

Outward-swinging doors are equipped with a special seal so that they will not leak.

The government will also send the inventor a copy of his or her patent application with a special seal.

In addition to the new impeller, a special seal was invented to extend the life of the pump.

A sigillum secretum, a special seal used for private correspondence.

Normally all will be stamped with a small square seal, though special seals for the Theotokos are sometimes used.

We can't resist joining in, with titles featuring that very special seal.

And the merger must be made official by the use of special jewel-encrusted seals.

Special fire door and a special seal round it.