You can get information about the make, model and serial number of the equipment as shown below
# dmidecode -t system SMBIOS 2.3 present. Handle 0x0100, DMI type 1, 25 bytes System Information Manufacturer: Dell Computer Corporation Product Name: PowerEdge 1750 Version: Not Specified Serial Number: 1234567 UUID: 4123454C-4123-1123-8123-12345603431 Wake-up Type: Power Switch Handle 0x0C00, DMI type 12, 5 bytes System Configuration Options Option 1: NVRAM_CLR: Clear user settable NVRAM areas and set defaults Option 2: PASSWD: Close to enable password Handle 0x2000, DMI type 32, 11 bytes System Boot Information Status: No errors detected