4. Communications: electrical
  5. Condition responsive indicating system
  6. Specific condition

Jerry L. Zelenka

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Door answering and intruder alert apparatus and method

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Solder dispensing apparatus and method of operation

Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent

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Wrench for use with seized engine oil filter and method

Tools – Receptacle closure remover – Gripping type
Patent

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Profile ID: LFUS-PAI-P-1116353

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