首页>
外国专利>
Lamar's alert, deterrent, distress, alarm device! the state of needing immediate help; to prevent, alleviate, alert, and deter; abductions, kidnappings, rape, assault, and any other wickedness
Lamar's alert, deterrent, distress, alarm device! the state of needing immediate help; to prevent, alleviate, alert, and deter; abductions, kidnappings, rape, assault, and any other wickedness
A new and useful utility alarm device manufactured with an electronic sound transducer for the specific purpose to emit a loud and continuous/repeated warning sound for impending danger when activated.
展开▼