Abstract: A cover plate for an electric switch, outlet or like electric circuit element is provided, wherein electroluminescent sheeting provides lighted indicia associated with an opening in the plate, to convey information about the cover plate, such as the appliance with which the switch may be associated, the circuit with which an outlet may be associated or the like.

Abstract: A secure records storage and retrieval system and method includes an access portal and a data vault. The data vault includes multiple customer data vaults and provider data vaults that can be used to securely store and retrieve records belonging to a particular customer or provider. Access to records contained within a given customer or provider's data vault can be authorized via an access key, which allows a provider to access records contained in the customer or provider's data vault under time or use based restrictions set by the customer. The customer or provider can also access their own records via the access portal. The access key can be set by the customer to permit access to records contained in the customer's data vault only via the access portal. The customer or provider has the ability to accept or reject records uploaded to the customer or provider's data vault and can also annotate records added the customer or provider's data vault.

Abstract: A system for measuring variations in floatability or floatation force of a loat under varying pressure conditions, including a liquid filled enclosure and means for varying the pressure therein, a dynamometric ring suspended in the enclosure with strain gauges located on each side of the ring, and means for suspending a test float and a ballast from the ring. The system may also include means for preventing inelastic deformation of the ring, and the strain gauges may be connected as adjacent arms of an electrical resistance bridge.