seal
This means that the appointment letter bears the signature and seal of the President Of India. The rest of the appointments doesn't require the signature of the President as he can delegate this to other authority. In that case the appointment letter will bear the signature of the respective authority.
Indus valley, signiture seal
Cartouche
Its called a cartouch.
signature
A mid 40's Japanese hanko signature seal is simply one of those cases that is crucial, that involves expert advisement regarding
A seal was an old way to "authenticate" a signature, using a bit of wax and an embosser with the unique emblem of the signatory (government agency, corporation or private person). Much of this has been replaced by having a signature notarized.
The stamp goes next to or near the notary's signature. It should NOT cover any text or signature on the document, including the notary's signature and the stupid "notary seal goes here" statement.
No special form is necessary. The Notary Public will simpy affix their seal and signature block to the signature page of the document.
Sign- is the prefix of signature. It means to mark or sign.
$800-$1200