What fundamental need did W. A. Martin's mechanism address regarding property and space?

Answer

Security and privacy through the mechanism of the lock

W. A. Martin's invention was fundamentally aimed at addressing the basic human needs of security and privacy. This mechanism provided a definitive way for individuals to secure their property, whether a home or a place of business, thus defining personal space in an era marked by rapid urbanization and industrialization where the division between public and private spheres became critically important. The ability to reliably secure one's possessions and occupancy contributed significantly to the stability of commercial and residential life and reinforced the developing concept of modern property rights.

What fundamental need did W. A. Martin's mechanism address regarding property and space?
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