Apparatus and systems for providing home and building security and condition monitoring include a plurality of devices, including intelligent, multi-sensing, network-connected devices, that communicate dynamically with each other and a remote server.

This invention relates to apparatus and systems for providing home and building security and condition monitoring. More particularly, the invention relates to a plurality of devices, including intelligent, multi-sensing, network-connected devices, that communicate dynamically with each other and a remotes server.

This invention relates to apparatus and systems for providing home and building security and condition monitoring. More particularly, the invention relates to a plurality of devices, including intelligent, multi-sensing, network-connected devices, that communicate dynamically with each other and a remotes server.

Serialized firearm parts, such as silencers, are identified using plates permanently affixed to the parts by welding, brazing, riveting, pinning and welding or other permanent techniques. Methods of effecting repair or replacement of silencers and silencer parts employ removing the plates by drilling or machining the welds and permanently affixing the plate to a replacement part.

Serialized parts, such as silencers, are identified using serialized plates permanently affixed to the parts by welding, brazing, riveting, pinning and welding, or by other permanent techniques. Methods of effecting repair or replacement of silencers and silencer parts involve removing the serialized plate by drilling or machining out the welds, and permanently affixing the serialized plate to a replacement part.