The first patient for it was granted in 1946 by Verona Pearl Amoth who also invented several related inventions like replaceable erasers for pencils. Yet, cases have been around for more than 200 years. In the mid 1800's sterling silver cases were made in London to house telescoping pencils. Durning this time China was producing wooden and metal cases and exported. In the 1950's banks sometimes produced cases with the bank name as gifts to customers.
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