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The term protector lock has referred to two unrelated lock designs, one invented in the 1850s by Alfred Hobbs, the other in 1874 by Theodor Kromer.
Hobbs's protector lock, Kromer's protector lock & Overview
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lock protector one design key hobbs kromer keys american could wafers designs alfred hobbs's also pick locks patented use described
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Protector lock | related to Hobbs's protector lock | The Protector | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | American | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | Alfred Charles Hobbs | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | Chubb | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | Crystal Palace Exhibition | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | That | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | Before Hobbs | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | If | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | This | 0.60 | section |
| Protector lock | related to Hobbs's protector lock | Hobbs | 0.60 | section |
| Protector lock | related to Kromer's protector lock | The | 0.60 | section |
| Protector lock | related to Kromer's protector lock | Theodor Kromer | 0.60 | section |
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