Your best bet for personalized online rubber stamps is SVAINK.COM, Whatever the task, we have the right online rubber stamps for you. Pick from a selection of pre-inked rubber stamp mounts.A sole proprietorship, also known as a sole trader or simply a proprietorship, is a type of business where the owner and the business entity are one and the same and there is no legal separation between them. The owner has complete control over every aspect of the business and is legally responsible for its finances, including any debts, loans, losses, etc. there are different types of proprietor stamps available online to choose from. If you wish to create a proprietorship corporation, a proprietor stamp is necessary.