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Responsive communication system
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Patent number 11,665,009
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Issue date May 30, 2023
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Vocal Power-House Systems, LLC
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James P. DeLapa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Responsive communication system
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Patent number 11,102,021
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Issue date Aug 24, 2021
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Vocal Power-House Systems, LLC
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James P. DeLapa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Responsive communication system
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Patent number 10,666,448
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Issue date May 26, 2020
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Vocal Power-House Systems, LLC
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James P. DeLapa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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88817254 - VOCAL POWER-HOUSE SYSTEMS
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Serial number 88817254
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Filing date Mar 2, 2020
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Vocal Power-House Systems LLC
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments