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US6742365B1
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Ringless meter lock
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High security fastener constructions
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Ring-type meter lock
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US6295900B1
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Fastener constructions
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DE19916860A1
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Fastening element for fitting wheel to motor vehicle
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Fastener structure
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Lock construction
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Spare wheel lock construction
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Add-on tamper-resistant lock device for cover
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Fastener structure
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MX9803663A
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Lock construction.
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Lock construction
|
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Multi-tier security fastener
|
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Security fastener and drive tool for driving both security fasteners and conventional fasteners
|
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Structure for converting standard drive fastener to security fastener
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Tamper resistant construction for hydrant
|
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Tamper resistant construction for hydrant actuating nut
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US5730567A
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Anti-tamper fastener
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US5730568A
|
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Anti-galling fastener
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US5630442A
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Tamper resistant construction for hydrant actuating nut
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